Bradford’s project for winter parade lights in this thread:
A bike wheel POV lighting guide from Adafruit, a bit out of date now but probably still worth a look:
Like many of you, I’ve got a desk filled with various AVR and ARM Cortex M development boards and a short stack of Pi Zeros here. I also have a list of projects planned or already started that’s longer than my leg so I don’t know if I’ll ever get around to jumping into this, but I’m very interested in following along and seeing what folks come up with.