Scrimba launches HN.watch with AI explainer videos

Scrimba founder Per launched HN.watch, which generates HTML explainer videos on the fly the first time a Hacker News link is clicked, costing about $0.04 and taking seconds per video. Built on Scrimba's Imba language and an agent context system, the team says LLMs handle their stack well. Use cases include videos for every pull request, docs and course drafts.