diff --git a/01-intro.html b/01-intro.html
index 08bb8f674..0873b5f17 100644
--- a/01-intro.html
+++ b/01-intro.html
@@ -528,7 +528,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "identifier": "https://swcarpentry.github.io/shell-novice/01-intro.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-06-09",
-  "datePublished": "2023-08-01"
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/02-filedir.html b/02-filedir.html
index 8d6de0545..fa6a32a12 100644
--- a/02-filedir.html
+++ b/02-filedir.html
@@ -1351,7 +1351,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "identifier": "https://swcarpentry.github.io/shell-novice/02-filedir.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-07-26",
-  "datePublished": "2023-08-01"
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/03-create.html b/03-create.html
index b3d0ae0f4..2e4cae6de 100644
--- a/03-create.html
+++ b/03-create.html
@@ -1587,7 +1587,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "identifier": "https://swcarpentry.github.io/shell-novice/03-create.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-07-31",
-  "datePublished": "2023-08-01"
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/04-pipefilter.html b/04-pipefilter.html
index a6d250fd5..ac150fb73 100644
--- a/04-pipefilter.html
+++ b/04-pipefilter.html
@@ -1205,7 +1205,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "identifier": "https://swcarpentry.github.io/shell-novice/04-pipefilter.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-07-19",
-  "datePublished": "2023-08-01"
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/05-loop.html b/05-loop.html
index ca18527c6..1df5ff4d8 100644
--- a/05-loop.html
+++ b/05-loop.html
@@ -480,7 +480,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb7">
 <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -553,7 +553,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>The first code block gives the same output on each iteration through
 the loop. Bash expands the wildcard <code>*.pdb</code> within the loop
@@ -628,7 +628,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>4 is the correct answer. <code>*</code> matches zero or more
 characters, so any file name starting with the letter c, followed by
@@ -671,7 +671,7 @@ <h4 class="accordion-header" id="headingSolution4">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>4 is the correct answer. <code>*</code> matches zero or more
 characters, so a file name with zero or more characters before a letter
@@ -722,7 +722,7 @@ <h4 class="accordion-header" id="headingSolution5">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <ol style="list-style-type: decimal"><li>The text from each file in turn gets written to the
 <code>alkanes.pdb</code> file. However, the file gets overwritten on
@@ -776,7 +776,7 @@ <h4 class="accordion-header" id="headingSolution6">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <p>3 is the correct answer. <code>&gt;&gt;</code> appends to a file,
 rather than overwriting it with the redirected output from a command.
@@ -1185,7 +1185,7 @@ <h4 class="accordion-header" id="headingSolution7">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <p>The second version is the one we want to run. This prints to screen
 everything enclosed in the quote marks, expanding the loop variable name
@@ -1236,7 +1236,7 @@ <h4 class="accordion-header" id="headingSolution8">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <p>We have a nested loop, i.e. contained within another loop, so for
 each species in the outer loop, the inner loop (the nested loop)
@@ -1329,7 +1329,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "identifier": "https://swcarpentry.github.io/shell-novice/05-loop.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-07-23",
-  "datePublished": "2023-08-01"
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/06-script.html b/06-script.html
index cdbd87ba5..bb881da4a 100644
--- a/06-script.html
+++ b/06-script.html
@@ -1072,7 +1072,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "identifier": "https://swcarpentry.github.io/shell-novice/06-script.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-06-05",
-  "datePublished": "2023-08-01"
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/07-find.html b/07-find.html
index ac0b27f38..5ea75c61f 100644
--- a/07-find.html
+++ b/07-find.html
@@ -252,7 +252,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Finding Things</h1>
-        <p> Last updated on 2023-05-02 | 
+        <p> Last updated on 2023-08-05 | 
         
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/07-find.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -384,7 +384,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 </div>
 <p>Note that a ‘word boundary’ includes the start and end of a line, so
 not just letters surrounded by spaces. Sometimes we don’t want to search
-for a single word, but a phrase. This is also easy to do with
+for a single word, but a phrase. We can also do this with
 <code>grep</code> by putting the phrase in quotes.</p>
 <div class="codewrapper sourceCode" id="cb9">
 <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -543,7 +543,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>The correct answer is 3, because the <code>-w</code> option looks
 only for whole-word matches. The other options will also match ‘of’ when
@@ -645,7 +645,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <pre class="source"><code>grep -w $1 -r $2 | cut -d : -f 2 | cut -d , -f 1,3 &gt; $1.txt</code></pre>
 <p>Actually, you can swap the order of the two cut commands and it still
@@ -695,7 +695,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Solutions
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <pre class="source"><code>for sis in Jo Meg Beth Amy
 do
@@ -965,7 +965,7 @@ <h4 class="accordion-header" id="headingSolution4">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>Option 1. is correct. Putting the match expression in quotes prevents
 the shell expanding it, so it gets passed to the <code>find</code>
@@ -1044,7 +1044,7 @@ <h4 class="accordion-header" id="headingSolution5">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <ol style="list-style-type: decimal"><li>Find all files with a <code>.dat</code> extension recursively from
 the current directory</li>
@@ -1135,8 +1135,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "url": "https://swcarpentry.github.io/shell-novice/07-find.html",
   "identifier": "https://swcarpentry.github.io/shell-novice/07-find.html",
   "dateCreated": "2014-10-22",
-  "dateModified": "2023-05-02",
-  "datePublished": "2023-08-01"
+  "dateModified": "2023-08-05",
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/404.html b/404.html
index 969b5213d..5fd1638ca 100644
--- a/404.html
+++ b/404.html
@@ -299,8 +299,8 @@ <h1>Page not found</h1>
   "url": "https://swcarpentry.github.io/shell-novice/404.html",
   "identifier": "https://swcarpentry.github.io/shell-novice/404.html",
   "dateCreated": "2014-10-22",
-  "dateModified": "2023-08-01",
-  "datePublished": "2023-08-01"
+  "dateModified": "2023-08-05",
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/CODE_OF_CONDUCT.html b/CODE_OF_CONDUCT.html
index 0ff34c668..304ba25d2 100644
--- a/CODE_OF_CONDUCT.html
+++ b/CODE_OF_CONDUCT.html
@@ -323,7 +323,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://swcarpentry.github.io/shell-novice/CODE_OF_CONDUCT.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-05-02",
-  "datePublished": "2023-08-01"
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/LICENSE.html b/LICENSE.html
index a286979aa..2fd7feaff 100644
--- a/LICENSE.html
+++ b/LICENSE.html
@@ -374,7 +374,7 @@ <h1>Licenses</h1>
   "identifier": "https://swcarpentry.github.io/shell-novice/LICENSE.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-05-02",
-  "datePublished": "2023-08-01"
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/aio.html b/aio.html
index aab200ffe..678a6e91e 100644
--- a/aio.html
+++ b/aio.html
@@ -4026,7 +4026,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb7">
 <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -4099,7 +4099,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>The first code block gives the same output on each iteration through
 the loop. Bash expands the wildcard <code>*.pdb</code> within the loop
@@ -4176,7 +4176,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>4 is the correct answer. <code>*</code> matches zero or more
 characters, so any file name starting with the letter c, followed by
@@ -4221,7 +4221,7 @@ <h4 class="accordion-header" id="headingSolution4">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>4 is the correct answer. <code>*</code> matches zero or more
 characters, so a file name with zero or more characters before a letter
@@ -4274,7 +4274,7 @@ <h4 class="accordion-header" id="headingSolution5">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <ol style="list-style-type: decimal">
 <li>The text from each file in turn gets written to the
@@ -4332,7 +4332,7 @@ <h4 class="accordion-header" id="headingSolution6">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <p>3 is the correct answer. <code>&gt;&gt;</code> appends to a file,
 rather than overwriting it with the redirected output from a command.
@@ -4746,7 +4746,7 @@ <h4 class="accordion-header" id="headingSolution7">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <p>The second version is the one we want to run. This prints to screen
 everything enclosed in the quote marks, expanding the loop variable name
@@ -4797,7 +4797,7 @@ <h4 class="accordion-header" id="headingSolution8">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <p>We have a nested loop, i.e. contained within another loop, so for
 each species in the outer loop, the inner loop (the nested loop)
@@ -5604,7 +5604,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
 </div>
 </section></section><section id="aio-07-find"><p>Content from <a href="07-find.html">Finding Things</a></p>
 <hr>
-<p> Last updated on 2023-05-02 | 
+<p> Last updated on 2023-08-05 | 
         
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/07-find.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
@@ -5734,7 +5734,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 </div>
 <p>Note that a ‘word boundary’ includes the start and end of a line, so
 not just letters surrounded by spaces. Sometimes we don’t want to search
-for a single word, but a phrase. This is also easy to do with
+for a single word, but a phrase. We can also do this with
 <code>grep</code> by putting the phrase in quotes.</p>
 <div class="codewrapper sourceCode" id="cb9">
 <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -5895,7 +5895,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>The correct answer is 3, because the <code>-w</code> option looks
 only for whole-word matches. The other options will also match ‘of’ when
@@ -5997,7 +5997,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <pre class="source"><code>grep -w $1 -r $2 | cut -d : -f 2 | cut -d , -f 1,3 &gt; $1.txt</code></pre>
 <p>Actually, you can swap the order of the two cut commands and it still
@@ -6047,7 +6047,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Solutions
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <pre class="source"><code>for sis in Jo Meg Beth Amy
 do
@@ -6319,7 +6319,7 @@ <h4 class="accordion-header" id="headingSolution4">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>Option 1. is correct. Putting the match expression in quotes prevents
 the shell expanding it, so it gets passed to the <code>find</code>
@@ -6398,7 +6398,7 @@ <h4 class="accordion-header" id="headingSolution5">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <ol style="list-style-type: decimal">
 <li>Find all files with a <code>.dat</code> extension recursively from
@@ -6485,8 +6485,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "url": "https://swcarpentry.github.io/shell-novice/aio.html",
   "identifier": "https://swcarpentry.github.io/shell-novice/aio.html",
   "dateCreated": "2014-10-22",
-  "dateModified": "2023-08-01",
-  "datePublished": "2023-08-01"
+  "dateModified": "2023-08-05",
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/discuss.html b/discuss.html
index cbd9ec9f5..f46bb4f7d 100644
--- a/discuss.html
+++ b/discuss.html
@@ -375,7 +375,7 @@ <h1>Discussion</h1>
   "identifier": "https://swcarpentry.github.io/shell-novice/discuss.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-05-02",
-  "datePublished": "2023-08-01"
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/images.html b/images.html
index 0dcee46d2..4c008ca49 100644
--- a/images.html
+++ b/images.html
@@ -388,8 +388,8 @@ <h3 id="05-loop-figure-1">Figure 1</h3>
   "url": "https://swcarpentry.github.io/shell-novice/images.html",
   "identifier": "https://swcarpentry.github.io/shell-novice/images.html",
   "dateCreated": "2014-10-22",
-  "dateModified": "2023-08-01",
-  "datePublished": "2023-08-01"
+  "dateModified": "2023-08-05",
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/index.html b/index.html
index 139215211..f7ee79344 100644
--- a/index.html
+++ b/index.html
@@ -343,7 +343,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Windows
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
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 <div class="accordion-body">
 <p>Computers with Windows operating systems do not automatically have a
 Unix Shell program installed. In this lesson, we encourage you to use an
@@ -370,7 +370,7 @@ <h4 class="accordion-header" id="headingSolution2">
   MacOS
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>For a Mac computer running macOS Mojave or earlier releases, the
 default Unix Shell is Bash. For a Mac computer running macOS Catalina or
@@ -398,7 +398,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Linux
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>The default Unix Shell for Linux operating systems is usually Bash.
 On most versions of Linux, it is accessible by running the <a href="https://help.gnome.org/users/gnome-terminal/stable/" class="external-link">Gnome
@@ -460,8 +460,8 @@ <h4 class="accordion-header" id="headingSolution3">
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-  "dateModified": "2023-08-01",
-  "datePublished": "2023-08-01"
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 }
 
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diff --git a/instructor-notes.html b/instructor-notes.html
index 95c3055c8..e07e4597c 100644
--- a/instructor-notes.html
+++ b/instructor-notes.html
@@ -621,8 +621,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
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   "dateCreated": "2014-10-22",
-  "dateModified": "2023-08-01",
-  "datePublished": "2023-08-01"
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 }
 
   </script><script>
diff --git a/instructor/01-intro.html b/instructor/01-intro.html
index fb2d54a38..3495cd1cb 100644
--- a/instructor/01-intro.html
+++ b/instructor/01-intro.html
@@ -529,7 +529,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "identifier": "https://swcarpentry.github.io/shell-novice/instructor/01-intro.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-06-09",
-  "datePublished": "2023-08-01"
+  "datePublished": "2023-08-05"
 }
 
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diff --git a/instructor/02-filedir.html b/instructor/02-filedir.html
index 50cd278ce..775f5297c 100644
--- a/instructor/02-filedir.html
+++ b/instructor/02-filedir.html
@@ -1369,7 +1369,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "identifier": "https://swcarpentry.github.io/shell-novice/instructor/02-filedir.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-07-26",
-  "datePublished": "2023-08-01"
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/instructor/03-create.html b/instructor/03-create.html
index df549571c..4400e6ac0 100644
--- a/instructor/03-create.html
+++ b/instructor/03-create.html
@@ -1607,7 +1607,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "identifier": "https://swcarpentry.github.io/shell-novice/instructor/03-create.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-07-31",
-  "datePublished": "2023-08-01"
+  "datePublished": "2023-08-05"
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diff --git a/instructor/04-pipefilter.html b/instructor/04-pipefilter.html
index 7b894180f..cb08a19ae 100644
--- a/instructor/04-pipefilter.html
+++ b/instructor/04-pipefilter.html
@@ -1206,7 +1206,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
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   "dateCreated": "2014-10-22",
   "dateModified": "2023-07-19",
-  "datePublished": "2023-08-01"
+  "datePublished": "2023-08-05"
 }
 
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diff --git a/instructor/05-loop.html b/instructor/05-loop.html
index b2c9f6e3a..54f99b37b 100644
--- a/instructor/05-loop.html
+++ b/instructor/05-loop.html
@@ -481,7 +481,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb7">
 <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -554,7 +554,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>The first code block gives the same output on each iteration through
 the loop. Bash expands the wildcard <code>*.pdb</code> within the loop
@@ -629,7 +629,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>4 is the correct answer. <code>*</code> matches zero or more
 characters, so any file name starting with the letter c, followed by
@@ -672,7 +672,7 @@ <h4 class="accordion-header" id="headingSolution4">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>4 is the correct answer. <code>*</code> matches zero or more
 characters, so a file name with zero or more characters before a letter
@@ -723,7 +723,7 @@ <h4 class="accordion-header" id="headingSolution5">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <ol style="list-style-type: decimal"><li>The text from each file in turn gets written to the
 <code>alkanes.pdb</code> file. However, the file gets overwritten on
@@ -777,7 +777,7 @@ <h4 class="accordion-header" id="headingSolution6">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <p>3 is the correct answer. <code>&gt;&gt;</code> appends to a file,
 rather than overwriting it with the redirected output from a command.
@@ -1186,7 +1186,7 @@ <h4 class="accordion-header" id="headingSolution7">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <p>The second version is the one we want to run. This prints to screen
 everything enclosed in the quote marks, expanding the loop variable name
@@ -1237,7 +1237,7 @@ <h4 class="accordion-header" id="headingSolution8">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <p>We have a nested loop, i.e. contained within another loop, so for
 each species in the outer loop, the inner loop (the nested loop)
@@ -1330,7 +1330,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "identifier": "https://swcarpentry.github.io/shell-novice/instructor/05-loop.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-07-23",
-  "datePublished": "2023-08-01"
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/instructor/06-script.html b/instructor/06-script.html
index e0117dd3c..526ce362b 100644
--- a/instructor/06-script.html
+++ b/instructor/06-script.html
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   "dateCreated": "2014-10-22",
   "dateModified": "2023-06-05",
-  "datePublished": "2023-08-01"
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diff --git a/instructor/07-find.html b/instructor/07-find.html
index b04ee8cca..dc44b66f2 100644
--- a/instructor/07-find.html
+++ b/instructor/07-find.html
@@ -251,7 +251,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Finding Things</h1>
-        <p> Last updated on 2023-05-02 | 
+        <p> Last updated on 2023-08-05 | 
         
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/07-find.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
         
@@ -385,7 +385,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 </div>
 <p>Note that a ‘word boundary’ includes the start and end of a line, so
 not just letters surrounded by spaces. Sometimes we don’t want to search
-for a single word, but a phrase. This is also easy to do with
+for a single word, but a phrase. We can also do this with
 <code>grep</code> by putting the phrase in quotes.</p>
 <div class="codewrapper sourceCode" id="cb9">
 <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -544,7 +544,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>The correct answer is 3, because the <code>-w</code> option looks
 only for whole-word matches. The other options will also match ‘of’ when
@@ -646,7 +646,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <pre class="source"><code>grep -w $1 -r $2 | cut -d : -f 2 | cut -d , -f 1,3 &gt; $1.txt</code></pre>
 <p>Actually, you can swap the order of the two cut commands and it still
@@ -696,7 +696,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Solutions
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <pre class="source"><code>for sis in Jo Meg Beth Amy
 do
@@ -966,7 +966,7 @@ <h4 class="accordion-header" id="headingSolution4">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>Option 1. is correct. Putting the match expression in quotes prevents
 the shell expanding it, so it gets passed to the <code>find</code>
@@ -1045,7 +1045,7 @@ <h4 class="accordion-header" id="headingSolution5">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <ol style="list-style-type: decimal"><li>Find all files with a <code>.dat</code> extension recursively from
 the current directory</li>
@@ -1136,8 +1136,8 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
   "url": "https://swcarpentry.github.io/shell-novice/instructor/07-find.html",
   "identifier": "https://swcarpentry.github.io/shell-novice/instructor/07-find.html",
   "dateCreated": "2014-10-22",
-  "dateModified": "2023-05-02",
-  "datePublished": "2023-08-01"
+  "dateModified": "2023-08-05",
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/instructor/404.html b/instructor/404.html
index 7548236b5..fc1ff73ff 100644
--- a/instructor/404.html
+++ b/instructor/404.html
@@ -299,8 +299,8 @@ <h1>Page not found</h1>
   "url": "https://swcarpentry.github.io/shell-novice/instructor/404.html",
   "identifier": "https://swcarpentry.github.io/shell-novice/instructor/404.html",
   "dateCreated": "2014-10-22",
-  "dateModified": "2023-08-01",
-  "datePublished": "2023-08-01"
+  "dateModified": "2023-08-05",
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/instructor/CODE_OF_CONDUCT.html b/instructor/CODE_OF_CONDUCT.html
index 7dd5c979b..14a2df6a4 100644
--- a/instructor/CODE_OF_CONDUCT.html
+++ b/instructor/CODE_OF_CONDUCT.html
@@ -324,7 +324,7 @@ <h1>Contributor Code of Conduct</h1>
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   "dateCreated": "2014-10-22",
   "dateModified": "2023-05-02",
-  "datePublished": "2023-08-01"
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/instructor/LICENSE.html b/instructor/LICENSE.html
index 9b06519de..d6b6fcc59 100644
--- a/instructor/LICENSE.html
+++ b/instructor/LICENSE.html
@@ -375,7 +375,7 @@ <h1>Licenses</h1>
   "identifier": "https://swcarpentry.github.io/shell-novice/instructor/LICENSE.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-05-02",
-  "datePublished": "2023-08-01"
+  "datePublished": "2023-08-05"
 }
 
   </script><script>
diff --git a/instructor/aio.html b/instructor/aio.html
index 0647823ef..12ec96545 100644
--- a/instructor/aio.html
+++ b/instructor/aio.html
@@ -4064,7 +4064,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb7">
 <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -4137,7 +4137,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>The first code block gives the same output on each iteration through
 the loop. Bash expands the wildcard <code>*.pdb</code> within the loop
@@ -4214,7 +4214,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>4 is the correct answer. <code>*</code> matches zero or more
 characters, so any file name starting with the letter c, followed by
@@ -4259,7 +4259,7 @@ <h4 class="accordion-header" id="headingSolution4">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>4 is the correct answer. <code>*</code> matches zero or more
 characters, so a file name with zero or more characters before a letter
@@ -4312,7 +4312,7 @@ <h4 class="accordion-header" id="headingSolution5">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <ol style="list-style-type: decimal">
 <li>The text from each file in turn gets written to the
@@ -4370,7 +4370,7 @@ <h4 class="accordion-header" id="headingSolution6">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <p>3 is the correct answer. <code>&gt;&gt;</code> appends to a file,
 rather than overwriting it with the redirected output from a command.
@@ -4784,7 +4784,7 @@ <h4 class="accordion-header" id="headingSolution7">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <p>The second version is the one we want to run. This prints to screen
 everything enclosed in the quote marks, expanding the loop variable name
@@ -4835,7 +4835,7 @@ <h4 class="accordion-header" id="headingSolution8">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <p>We have a nested loop, i.e. contained within another loop, so for
 each species in the outer loop, the inner loop (the nested loop)
@@ -5643,7 +5643,7 @@ <h3 class="callout-title">Keypoints<a class="anchor" aria-label="anchor" href="#
 </div>
 </section></section><section id="aio-07-find"><p>Content from <a href="07-find.html">Finding Things</a></p>
 <hr>
-<p> Last updated on 2023-05-02 | 
+<p> Last updated on 2023-08-05 | 
         
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/07-find.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time <i aria-hidden="true" data-feather="clock"></i> 45 minutes </p>
@@ -5774,7 +5774,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 </div>
 <p>Note that a ‘word boundary’ includes the start and end of a line, so
 not just letters surrounded by spaces. Sometimes we don’t want to search
-for a single word, but a phrase. This is also easy to do with
+for a single word, but a phrase. We can also do this with
 <code>grep</code> by putting the phrase in quotes.</p>
 <div class="codewrapper sourceCode" id="cb9">
 <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -5935,7 +5935,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>The correct answer is 3, because the <code>-w</code> option looks
 only for whole-word matches. The other options will also match ‘of’ when
@@ -6037,7 +6037,7 @@ <h4 class="accordion-header" id="headingSolution2">
   Show me the solution
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <pre class="source"><code>grep -w $1 -r $2 | cut -d : -f 2 | cut -d , -f 1,3 &gt; $1.txt</code></pre>
 <p>Actually, you can swap the order of the two cut commands and it still
@@ -6087,7 +6087,7 @@ <h4 class="accordion-header" id="headingSolution3">
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 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
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 <div class="accordion-body">
 <pre class="source"><code>for sis in Jo Meg Beth Amy
 do
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 <div class="accordion-body">
 <p>Option 1. is correct. Putting the match expression in quotes prevents
 the shell expanding it, so it gets passed to the <code>find</code>
@@ -6438,7 +6438,7 @@ <h4 class="accordion-header" id="headingSolution5">
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 <ol style="list-style-type: decimal">
 <li>Find all files with a <code>.dat</code> extension recursively from
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index 9fcd42388..57fa4105c 100644
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-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>Computers with Windows operating systems do not automatically have a
 Unix Shell program installed. In this lesson, we encourage you to use an
@@ -438,7 +438,7 @@ <h4 class="accordion-header" id="headingSolution2">
   MacOS
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
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 <p>For a Mac computer running macOS Mojave or earlier releases, the
 default Unix Shell is Bash. For a Mac computer running macOS Catalina or
@@ -466,7 +466,7 @@ <h4 class="accordion-header" id="headingSolution3">
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-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>The default Unix Shell for Linux operating systems is usually Bash.
 On most versions of Linux, it is accessible by running the <a href="https://help.gnome.org/users/gnome-terminal/stable/" class="external-link">Gnome
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index cb6676b16..49ea1d84b 100644
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   "dateCreated": "2014-10-22",
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index 475efb015..e83402932 100644
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index 16357d4f9..558b16297 100644
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diff --git a/key-points.html b/key-points.html
index 1ddc2c3bc..a1b2a3550 100644
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index 8811627cb..f37e16dfb 100644
--- a/md5sum.txt
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 "episodes/04-pipefilter.md" "8f1f5df56fb9ed60db6f33a9793664d5" "site/built/04-pipefilter.md" "2023-07-19"
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 "learners/reference.md" "6f8b578b8d91ca4abf2585db9c1910a4" "site/built/reference.md" "2023-07-23"
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index dc7daf2fb..6c6e45fc2 100644
--- a/pkgdown.yml
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index d6cb8aeea..ca0cd5b72 100644
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index 4c7db41e2..92ebef8e0 100644
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