6.6.26 | Mouseless controls, S&P 500 blocking SpaceX and AI firms, UK government replacing Stripe with Adyen

This is a recap of the top 10 posts on Hacker News on Jun 6, 2026.Feel free to leave feedback on Github: https://github.com/denolfe/hacker-news-highlights(00:00) - Intro (00:19) - Mouseless – keyboard-driven control of macOS/Linux/Windows (01:43) - S&P 500 rejects SpaceX, also blocking entry for OpenAI and Anthropic (03:07) - Gov.uk has replaced Stripe with Dutch provider Adyen (04:50) - Did Claude increase bugs in rsync? (06:12) - pg_durable: Microsoft open sources in-database durable execution (07:30) - Astronauts told to return to ISS after sheltering over air leak repairs (08:46) - Tracing a powerful GNSS interference source over Europe (10:02) - How LLMs work (11:38) - New method turns ocean water into drinking water, without waste (12:47) - Gemma 4 QAT models: Optimizing compression for mobile and laptop efficiency (14:06) - Outro Mouseless – keyboard-driven control of macOS/Linux/Windowshttps://mouseless.clickhttps://news.ycombinator.com/item?id=48383667S&P 500 rejects SpaceX, also blocking entry for OpenAI and Anthropichttps://arstechnica.com/tech-policy/2026/06/sp-500-blocks-fast-spacex-entry-wont-waive-rule-for-unprofitable-ai-firms/https://news.ycombinator.com/item?id=48421442Gov.uk has replaced Stripe with Dutch provider Adyenhttps://www.theregister.com/public-sector/2026/06/04/govuk-goes-dutch-on-payments-as-it-dumps-stripe/5250763https://news.ycombinator.com/item?id=48415217Did Claude increase bugs in rsync?https://alexispurslane.github.io/rsync-analysis/https://news.ycombinator.com/item?id=48411635pg_durable: Microsoft open sources in-database durable executionhttps://github.com/microsoft/pg_durablehttps://news.ycombinator.com/item?id=48414367Astronauts told to return to ISS after sheltering over air leak repairshttps://www.bbc.com/news/live/c4g44ew3g1kthttps://news.ycombinator.com/item?id=48413464Tracing a powerful GNSS interference source over Europehttps://arxiv.org/abs/2606.03673https://news.ycombinator.com/item?id=48409664How LLMs workhttps://www.0xkato.xyz/how-llms-actually-work/https://news.ycombinator.com/item?id=48389360New method turns ocean water into drinking water, without wastehttps://www.rochester.edu/newscenter/what-is-desalination-definition-ocean-water-704732/https://news.ycombinator.com/item?id=48413500Gemma 4 QAT models: Optimizing compression for mobile and laptop efficiencyhttps://blog.google/innovation-and-ai/technology/developers-tools/quantization-aware-training-gemma-4/https://news.ycombinator.com/item?id=48414653