This is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is.
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Simon Willison
simonwillison.net
did:plc:kft6lu4trxowqmter2b6vg6z
A tiny TIL: if you get "Error 153: Video player configuration error" on YouTube videos embedded on your site a likely culprit is sending the "Referrer-Policy: same-origin" HTTP header
Switching to "strict-origin-when-cross-origin" fixed it for me: https://simonwillison.net/2025/Dec/1/youtube-embed-153-error/
2025-12-01T05:32:49.196Z