📰 Noticias Tech

Show HN: Echo – Fable-level results at 1/3 the cost using open-weight models

I’ve been building Echo ( https://echo.tracerml.ai/ ), an experiment in making one AI system out of a pool of open-weight models rather than choosing a single model and using it for every task. It sta…

A solid-state “atomic channel” for separating rare earth elements

Article URL: https://pme.uchicago.edu/news-events/news/cleaner-route-purifying-rare-earth-elements Comments URL: https://news.ycombinator.com/item?id=49025831 Points: 90 # Comments: 25…

Why Sony can't bring back its classic Walkman models

Article URL: https://obsoletesony.substack.com/p/why-sony-cant-bring-back-classic-walkman Comments URL: https://news.ycombinator.com/item?id=49025766 Points: 135 # Comments: 147…

What happened to TheNumbers.com

Article URL: https://stephenfollows.com/p/what-just-happened-to-thenumberscom-should-worry-us-all Comments URL: https://news.ycombinator.com/item?id=49024691 Points: 382 # Comments: 173…

Why Software Factories Fail (or: harness engineering is not enough)

Article URL: https://github.com/humanlayer/advanced-context-engineering-for-coding-agents/blob/main/wsff.md Comments URL: https://news.ycombinator.com/item?id=49023019 Points: 323 # Comments: 233…