Your system asks for reduced motion, so VFX-JS draws nothing. Demos on this site show plain HTML.
Type
AsciiImageSource
effects/src/ascii.ts:21 ↗import type { AsciiImageSource } from "@vfx-js/effects";An image tile source. Strings are treated as URLs (loaded and decoded
in init()); the rest are used directly.
type AsciiImageSource =
| HTMLImageElement
| HTMLCanvasElement
| ImageBitmap
| string