og: hello-world-again card — a frame of Monochrome Memoar (rangga_2)

Rendered by scripts/og.mjs from the sketch the post embeds — a depiction
of Rangga Purnama Aji's CC BY-NC-SA work (attribution on the page). JPEG
160KB after the PNG overshot the budget; og.mp4 is the exploratory
ping-pong loop (27 captured frames @ 5fps, 10.4s, 1.7MB).