151: DTF:HN for May 31, 2026

Your Daily Tech Feed covering the top 10 stories on Hacker News for May 31, 2026. Featuring: The Website Specification, London's Free Roof Terraces, Domain expertise has always been the real moat, Show HN: Breathe CLI – Paced resonance breathing in the macOS terminal, Avian Visitors, and more.

Stories covered:

1. The Website Specification
   (Article | HN Discussion | 🎧 0:24)
2. London's Free Roof Terraces
   (Article | HN Discussion | 🎧 4:26)
3. Domain expertise has always been the real moat
   (Article | HN Discussion | 🎧 7:51)
4. Show HN: Breathe CLI – Paced resonance breathing in the macOS terminal
   (Article | HN Discussion | 🎧 11:28)
5. Avian Visitors
   (Article | HN Discussion | 🎧 14:45)
6. Shantell Sans (2023)
   (Article | HN Discussion | 🎧 18:05)
7. A pictorial introduction to differential geometry (2017)
   (Article | HN Discussion | 🎧 21:11)
8. A Gentle Introduction to Lattice-Based Cryptography [pdf]
   (Article | HN Discussion | 🎧 25:02)
9. The AV2 Video Standard Has Released (Final v1.0 Specification)
   (Article | HN Discussion | 🎧 28:26)
10. I found a seashell in the middle of the desert
    (Article | HN Discussion | 🎧 31:17)