Comment by Jeff_Brown

If you're interested in this, there's a good chance you would enjoy the TidalCycles language for generating music. It's been a mind-expanding experience for me, particularly w/r/t polyrhythms.

The landing page: https://tidalcycles.org/

An example of some music made live with it: https://www.youtube.com/watch?v=mlUOWjC5fpY