A rack of four oscilloscopes driven past their rails inside a curved tube: the traces clip flat instead of scaling, with shadow mask, scanlines, a drifting roll bar, RGB convergence error and a vertical hold that tears on transients.
Drawn with: a WebGL2 shader.
Reacts to and looks like: gpu, webgl2 and rock.
Family: Visualiser.
Runs in your browser. The preview above is the same program the renderer uses.