A busy beaver running on an infinite tape: the three-state champion halts after twenty-one steps, the four-state one after a hundred and seven, and a third machine never halts at all — the space-time diagram of a computation whose length no algorithm can predict.
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.