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post #22 'really cool how you were able'
If I'm not mistaken, the you that is referred to, as stated #18 post by rigrig in reply to @NebbishHacker, gives credit #22 post to the wrong individual. See emulator link from three weeks ago in #7 post. Even stated as such in the actual pull request.
That looked pretty amazing, and it seemed like a shame to let all that hard work to to waste.
So I went ahead and converted it into an actual app: https://github.com/espruino/BangleApps/pull/340
The way you draw those images also made it really easy to use a smaller version for a widget :-)