<?xml version="1.0" encoding="UTF-8"?><urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:news="http://www.google.com/schemas/sitemap-news/0.9"><url><loc>https://www.theangryoptimist.org/p/new-chatgpt-model-cracks-hundreds</loc><news:news><news:publication><news:name>The Angry Optimist</news:name><news:language>en</news:language></news:publication><news:publication_date>2026-10-08T09:30:53+00:00</news:publication_date><news:title>🔢 New ChatGPT model cracks hundreds of math problems that have been unsolved for decades</news:title></news:news></url><url><loc>https://www.theangryoptimist.org/p/warp-news-is-dead-long-live-the-angry</loc><news:news><news:publication><news:name>The Angry Optimist</news:name><news:language>en</news:language></news:publication><news:publication_date>2026-10-07T08:00:52+00:00</news:publication_date><news:title>💡 Warp News is dead! Long live The Angry Optimist! (which has a new home)</news:title></news:news></url></urlset>