Interestingly, I think the most impactful thing I've built is Computer Graphics from Scratch, a book! Teaching people is high-impact and also super rewarding.

Interestingly, I think the most impactful thing I've built is Computer Graphics from Scratch, a book! Teaching people is high-impact and also super rewarding. In terms of code, probably some stuff that runs on every Android device (although I don't think any of my original, 2013-2014 code is still in use, but the project itself is very much alive)