GitHub repo here: https://github.com/a-e-m/midi-shenanigans

Thought it might be helpful to make a post to collect the videos I've made so far, and I'll try to keep this list updated as I make more

Videos

Youtube video explaining how I play games with MIDI instruments, plus Atari 2600 Breakout

Playing Vampire Survivors with a theremin

Playing Neverball with a theremin (basically open source Monkey Ball)

Playing Doom with a theremin

Playing Peggle with a theremin

Playing Trombone Champ with a theremin

Playing Peggle with a digital piano