AI Weekly: The Decision-Model Wave — Week of 4 Oct 2026
Last Sunday I wrote about Jev, TypeSafe’s decision-only model that refuses to generate free text. This week the market answered, loudly: within days Liquid AI, Cloudflare, Perplexity and AWS all shipped their own versions. Meanwhile, the agent-safety story from last week got worse, and two quieter stories (the web filling up with machine-written text, and […]
AI Weekly: Cheaper, Faster, Still Not Trustworthy — Week of 27 Sep 2026
This was a week where “cheaper and faster” and “please stop deleting my files” showed up in the same news cycle, and I don’t think that’s a coincidence. Two frontier-lab agents had genuinely bad days in full public view, a new paper gave the clearest structural account I’ve seen yet of why long agent runs […]
AI Weekly: The Agent Trust Gap — Week of 20 Sep 2026
This was one of those weeks where the AI news cycle basically wrote its own thesis statement for me. Enterprise agent spend is about to go vertical, a small model just quietly did something I’ve been wanting for over a year, and a one-day gap between two model versions turned into a real security story […]
I Built the Sudoku App I Actually Wanted to Play
Zendoku Grove is out on the App Store: a calm Sudoku for iPhone, iPad and Mac. Here’s why I built it and the design decisions behind it.