The first exercise in object-oriented p5.js
I based this sketch off of another Processing-based sketch. Available here: https://stackoverflow.com/questions/16463137/continuous-rotation-in-processing
Cubes are generated over time. User can move the mouse horizontally to make the cubes bigger, and move the mouse vertically to adjust the speed of rotation.
The code is available here: https://editor.p5js.org/krawc/sketches/xi7qSANF-