Nicely done, I enjoyed playing with this. I especially like the randomizers. I've built a spirograph too, https://merely.xyz/waves https://merely.xyz/waves - t

Nicely done, I enjoyed playing with this. I especially like the randomizers. I've built a spirograph too, https://merely.xyz/waves https://merely.xyz/waves - this one is Fourier series flavored, with an option to play the waveforms.