Hinton's ring of discs blanked one at a time: the gap appears to move, then turns green, then the ring vanishes entirely — three different mechanisms in sequence, and the green is never drawn.
Drawn with: a WebGL2 shader.
Reacts to and looks like: gpu, webgl2 and audio-reactive.
Family: Visualiser.
Runs in your browser. The preview above is the same program the renderer uses.