Update CHANGELOG and update README.

mfw the official app is now 60 MB

CHANGELOG.md

@@ -1,16 +1,22 @@
+# 2023-07-16
+
+* Add “bond” button to avoid the annoying connection prompt each time the app is
+  launched. This has no effect in the latest version of Chrome for Android, but
+  seems to work on desktop.
+
 # 2023-02-21
 
 * Fix a bug when setting the temperature in Fahrenheit.
 
 # 2023-02-17
 
-* Add support for turning off the heater entirely. The last preferred target temperature is persisted to local device storage.
-  Fixes issue #1.
+* Add support for turning off the heater entirely. The last preferred target
+  temperature is persisted to local device storage. Fixes issue #1.
 * Use a fancier, graphical liquid level indicator, instead of a text. 
 * Fix the liquid level computation, as per issue #3.
 * Add a state icon, as per issue #3.
 
 # 2023-02-16
 
-* Add support for temperature unit. User can switch between Celsius and Fahrenheit. The setting is persisted in the mug.
-  Fixes issue #2.
+* Add support for temperature unit. User can switch between Celsius and
+  Fahrenheit. The setting is persisted in the mug. Fixes issue #2.

README.md

@@ -8,20 +8,27 @@ Bloat-free web app for monitoring and controlling Ember Bluetooth mugs.
 
 <img src=".github/screenshot.apng" align="right" height="512"/>
 
-This requires a recent Chrome for Android, Firefox has no Bluetooth support. The page will prompt you to install the
-website as a [pseudo-app](https://web.dev/install-criteria/), which I recommend accepting for convenience.
+You'll be prompted to “install” this as a [progressive web app](https://web.dev/install-criteria/), which I recommend accepting for convenience – it adds a dedicated icon on your home screen.
+
+mugctl requires a recent **Chrome** browser or derivative. Chrome on desktop
+works, provided you have Bluetooth connectivity. Firefox sadly has
+[no intention][fxbt] of implementing the required APIs, so it won't work.
 
 See [change log](CHANGELOG.md) for release notes.
 
 ## Rationale
 
-The official Android application from Ember Technologies is a whopping 22 MB and requires creating an account to 
-do anything useful. I despise these venture-funded startup practises. It's a shame, because the mug hardware itself is 
-pretty cool and sleek, and while I would not buy such a gadget myself (this was a gift), I appreciate the convenience
-of coffee that stays nice and warm.
+The official Android application from Ember Technologies is a whopping *60
+megabytes* and requires creating an account to do anything useful, as seems to
+be the business model of many venture capital funded statups these days. It's a
+shame, because the mug hardware itself is pretty cool and sleek-looking. While I
+would not buy such a gadget myself (this was a gift), I appreciate the
+convenience of coffee that stays nice and warm.
 
-There is no world in which you will get me to create an account to change literally 6 bytes on a Bluetooth device, so
-I reverse-engineered the app and this is the result.
+There is no world in which you will get me to create an account to change
+literally 6 bytes on a Bluetooth device, so I reverse-engineered the app and
+this is webapp is the result. In a utopian world, this is what Ember
+Technologies would have done themselves.
 
 <br clear="both"/>
 
@@ -35,3 +42,5 @@ This is a very simple React application that uses a bunch of libraries:
 ## License
 
 MIT.
+
+[fxbt]: https://mozilla.github.io/standards-positions/#web-bluetooth