Episode Details

This is a recap of the top 10 posts on Hacker News on Jun 21, 2026.

Feel free to leave feedback on Github: https://github.com/denolfe/hacker-news-highlights

• (00:00) - Intro
• (00:20) - Loupe – A iOS app that raises awareness about what native apps can see
• (01:38) - SMPTE Makes Its Standards Freely Accessible
• (03:09) - DOS Game "F-15 Strike Eagle II" reversing project needs DOS test pilots
• (04:33) - Renting a sewing machine from the library
• (05:51) - Developers don't understand CORS (2019)
• (07:19) - Slow breathing modulates brain function and risk behavior
• (08:32) - Your brain was never designed for this much bad news
• (09:31) - Linux eliminates the strncpy API after six years of work, 360 patches
• (11:01) - Temporary Cloudflare accounts for AI agents
• (12:05) - UHF X11: X11 Built for VisionOS and Apple Vision Pro
• (13:23) - Outro

Loupe – A iOS app that raises awareness about what native apps can see
https://github.com/mysk-research/loupe
https://news.ycombinator.com/item?id=48608645

SMPTE Makes Its Standards Freely Accessible
https://www.smpte.org/blog/smpte-makes-its-standards-freely-accessible-openingstandards-library-to-the-global-media-technology-community
https://news.ycombinator.com/item?id=48610827

DOS Game "F-15 Strike Eagle II" reversing project needs DOS test pilots
https://neuviemeporte.github.io/f15-se2/2026/06/20/needyou.html
https://news.ycombinator.com/item?id=48609766

Renting a sewing machine from the library
https://www.bbc.com/future/article/20260618-the-weird-and-wonderful-libraries-of-finland
https://news.ycombinator.com/item?id=48613755

Developers don't understand CORS (2019)
https://fosterelli.co/developers-dont-understand-cors
https://news.ycombinator.com/item?id=48614844

Slow breathing modulates brain function and risk behavior
https://www.cell.com/neuron/fulltext/S0896-6273(26)00339-9
https://news.ycombinator.com/item?id=48613555

Your brain was never designed for this much bad news
https://www.sciencedaily.com/releases/2026/06/260614012006.htm
https://news.ycombinator.com/item?id=48615569

Linux eliminates the strncpy API after six years of work, 360 patches
https://www.phoronix.com/news/Linux-7.2-Drops-strncpy
https://news.ycombinator.com/item?id=48612943

Temporary Cloudflare accounts for AI agents
https://blog.cloudflare.com/temporary-accounts/
https://news.ycombinator.com/item?id=48608394

UHF X11: X11 Built for VisionOS and Apple Vision Pro

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