add comments and fix typo

_data/comments/is-running-a-more-efficient-way-to-travel-than-walking/entry1723447878904.yml

@@ -0,0 +1,10 @@
+_id: dcf5f3f0-587c-11ef-a8d8-4f80bb1018ad
+codeword: super-secret
+message: |-
+  > about 9 mph or a pace of 6.6 miles per minute.
+
+  I think that’s backwards; 6.6 miles per minute would be almost 400mph.
+name: Jim
+email: 769084f2da2ebbc1e483af3f0e72adaa
+url: ''
+date: 1723447878

_data/comments/is-running-a-more-efficient-way-to-travel-than-walking/entry1723451862612.yml

@@ -0,0 +1,12 @@
+_id: 23cc2ca0-5886-11ef-aa8c-b33da770f9ae
+codeword: super-secret
+message: >-
+  > Running becomes more efficient until you hit 14.5 km/hr - about 9 mph or a
+  pace of 6.6 miles per minute. 
+
+
+  I guess that should be 6.6 minutes per mile?
+name: Dan
+email: 712c8d4ac39bb826c8dc5e7dc82cdc08
+url: ''
+date: 1723451862

_data/comments/is-running-a-more-efficient-way-to-travel-than-walking/entry1723451862714.yml

@@ -0,0 +1,7 @@
+_id: 23615ce0-5886-11ef-aa8c-b33da770f9ae
+codeword: super-secret
+message: "6.6 miles per minute? \U0001F680"
+name: Mark
+email: a57115890c69497067df2c8a3d6d90d3
+url: 'https://www.markdixon.name'
+date: 1723451862

_data/comments/is-running-a-more-efficient-way-to-travel-than-walking/entry1723453377865.yml

@@ -0,0 +1,18 @@
+_id: aac70bf0-5889-11ef-99ae-97734ba6f1b0
+codeword: super-secret
+message: >-
+  Thanks for sharing! There's a typo, I think:
+
+
+  > Running becomes more efficient until you hit 14.5 km/hr - about 9 mph or a
+  pace of 6.6 miles per minute. After that, it starts to get less efficient.
+
+
+  6.6 miles per minute looks wrong :)
+
+
+  Maybr
+name: Flancian
+email: 74647263c7ff4c5997f8bcd9a695fc82
+url: 'https://flancia.org'
+date: 1723453377

_posts/2024-07-30-is-running-a-more-efficient-way-to-travel-than-walking.md

@@ -97,6 +97,6 @@ To convert mph to km/hr, we only need to multiply mph by 1.609, the number of ki
 
 The walking part of the chart isn't too interesting - as you go faster, you burn more calories per distance.
 
-Running, however, is a bit more interesting. Running becomes more efficient until you hit 14.5 km/hr - about 9 mph or a pace of 6.6 miles per minute. After that, it starts to get less efficient.
+Running, however, is a bit more interesting. Running becomes more efficient until you hit 14.5 km/hr - about 9 mph or a pace of 6.6 minutes per mile. After that, it starts to get less efficient.
 
 Conclusion? Slow walks are the most efficient. But if you have to run, about a 7 minute mile is the most efficient.