6.28.26 | Anonymous GitHub account releases undisclosed 0-days, OpenRA, Fintech Engineering Handbook

This is a recap of the top 10 posts on Hacker News on Jun 28, 2026.

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

• (00:00) - Intro
• (00:16) - Anonymous GitHub account mass-dropping undisclosed 0-days
• (01:40) - OpenRA
• (02:57) - Fintech Engineering Handbook
• (04:19) - The case for physical media ownership
• (05:37) - Marfa Public Radio Puts You to Sleep
• (06:38) - The best response to AI slop and online noise is from Robin Williams
• (08:00) - Suspicious Discontinuities (2020)
• (09:11) - Turn your site into a place people can bump into each other
• (10:28) - Asian AI startups launch Mythos-like models
• (11:51) - AI learns the “dark art” of RFIC design
• (13:09) - Outro

Anonymous GitHub account mass-dropping undisclosed 0-days
https://github.com/bikini/exploitarium
https://news.ycombinator.com/item?id=48698617

OpenRA
https://www.openra.net/
https://news.ycombinator.com/item?id=48697560

Fintech Engineering Handbook
https://w.pitula.me/fintech-engineering-handbook/
https://news.ycombinator.com/item?id=48696982

The case for physical media ownership
https://dervis.de/physical/
https://news.ycombinator.com/item?id=48697335

Marfa Public Radio Puts You to Sleep
https://www.marfapublicradio.org/podcast/marfa-public-radio-puts-you-to-sleep
https://news.ycombinator.com/item?id=48703759

The best response to AI slop and online noise is from Robin Williams
https://jayacunzo.com/blog/your-move-chief
https://news.ycombinator.com/item?id=48703452

Suspicious Discontinuities (2020)
https://danluu.com/discontinuities/
https://news.ycombinator.com/item?id=48698151

Turn your site into a place people can bump into each other
https://cauenapier.com/blog/townsquare_release/
https://news.ycombinator.com/item?id=48699928

Asian AI startups launch Mythos-like models
https://techcrunch.com/2026/06/27/asian-ai-startups-launch-mythos-like-models-as-anthropics-export-ban-drags-on/
https://news.ycombinator.com/item?id=48697958

AI learns the “dark art” of RFIC design
https://spectrum.ieee.org/ai-radio-chip-design
https://news.ycombinator.com/item?id=48660021