<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"><channel><title>Tristan de Halleux — Notes</title><link>https://tristandh.com</link><description>Computer science and physics student at Columbia interested in AI, infrastructure, physics, and the great outdoors.</description><item><title>A place to begin</title><description>A short opening note for this corner of the internet.</description><link>https://tristandh.com/notes/a-place-to-begin</link><guid>https://tristandh.com/notes/a-place-to-begin</guid><pubDate>Sun, 13 Sep 2026 00:00:00 GMT</pubDate></item></channel></rss>