AI is Killing B2B SaaSSaaS is the most profitable business model on Earth.1 It’s easy to understand why: build once, sell the same thing again ad infinitum, and don’t suffer any marginal costs on more sales. I have been writing software for more than half my life. In the last year itself, I’ve talked to hundreds of founders and operators in SF, from preseed to Series E companies. AI is bringing an existential threat to a lot of B2B SaaS executives: How to keep asking customers for renewal, when every customer... 2026-02-03T16:00:00-0800 namanyayg 2,000 words Rated 2026-02-04T15:07:02-0800 - sethherr
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Q&A: Cannabis usage in middle-aged, older adults linked to larger brain volume, better cognitive functionResearch studying the effects of cannabis on the brain has often focused on adolescents, but a new study from CU Anschutz researchers looks at population-level impacts of cannabis usage on the brain in older adults. The work is published in the Journal of Studies on Alcohol and Drugs. 2026-02-03T13:38:31-0800 Medical Xpress Matthew Hastings 2,000 words Rated 2026-02-04T06:42:50-0800 - sethherr
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Epstein's sex empire was 'KGB honeytrap'The release of more than three million new documents relating to the late sex offender gives credence to claims made by senior security officials: that Epstein was working on behalf of Moscow. #Israel 2026-01-31T15:45:56-0800 Daily Mail Glen Owen, Dan Hodges, Mark Hookham, Daisy Graham-Brown 6,000 words Rated 2026-02-02T20:43:15-0800 - sethherr
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Banning lead in gas worked. The proof is in our hair - @theUResearchers analyzed samples of Utahns' hair going back a century to document a 100-fold decrease in lead concentrations. attheu.utah.edu 1,000 words Rated 2026-02-02T19:34:10-0800 - sethherr
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My thousand dollar iPhone can't do mathTL;DR: My iPhone 16 Pro Max produces garbage output when running MLX LLMs. An iPhone 15 Pro runs the same code perfectly. A MacBook Pro also runs the same code perfectly. The tensor outputs on the 16 show numerical values an order of magnitude wrong. I suspect it points to a hardware defect in the Neural Engine or some other ML-needed system. It was a PITA to debug, but at least I got a blog post out of it. How did I get there? This was supposed to be a simple, unwinding-time project. For 2026-01-28T00:52:11-0800 Rafael's Journal Rafael Costa 2,000 words Rated 2026-02-02T07:58:32-0800 - sethherr
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