268 points and 113 comments as of this morning's 6 a.m. ET check, climbing at roughly 11 points an hour for the third reading running. The thread has split into four incompatible definitions of what a "harness" even is, and a same-day second post added a fifth. This edition hasn't read fx.sh itself or verified the claims behind it, so it's a discussion worth watching, not a finding yet.
In the News: August 20, 2026
A five-university study finds agent skills work by anchoring procedure, not injecting facts, and warns retrieval precision collapses as skill libraries grow.
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A five-university study says agent skills work by anchoring procedure, not adding facts
The team ran controlled experiments across two agent and model pairings, Codex with GPT-5.3-Codex and Gemini CLI with Gemini-3.1-Pro-Preview, on Terminal-Bench, Terminal-Bench-Pro, and SkillsBench. They normalized 8,135 trial records and…
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Nolan Lawson names the failure mode of AI code review: epicycles
Lawson argues that agentic code review has made bug-finding nearly free while human tolerance for bugs hasn't moved: "you can basically find as many bugs as you ask the agents for." Left unmanaged, he says that produces epicycles, the…
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