You might enjoy Tristan Perich's piece: https://tristanperich.bandcamp.com/album/1-bit-symphony

>1-bit audio output

Hey, with the appropriate overclock, that could be audiophile-grade [0]! I want to see an appliance that takes DSD input and uses it to drive a 2.8224 MHz musical Tesla coil.

[0] https://en.wikipedia.org/wiki/Direct_Stream_Digital

Guess it's much like a PC speaker, so just you could start with just writing a library for that if you think 1-bit audio is fun?