SIGNAL

Saturday, September 19, 2026

18 stories · 5 min read

★ Must ReadOpenAI and Microsoft knew they were starting a ‘doom loop’ for the web

Recently unsealed court documents in the New York Times' case against OpenAI and Microsoft are pretty damning. The companies' own documentation warned that it was starting a "doom loop" that would damage the web, characterized its scraping of data to train its models as the "largest theft of labor in human history," and that it made a "complete mockery of the idea of fair use. " Many of the most eye-catching quotes from the document come from Microsoft's Director of Applied Science, Brent Hecht.

The Verge AI· Terrence O’Brien· 2 min· 3d agoSource →

01QUICK HITS

Claude Code now reads AGENTS.md if there is no Claude.md

Trending on Hacker News with 539 points and 196 comments.

Hacker News · 1 min

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US Military had close call after using AI for hallucinated intelligence report

Trending on Hacker News with 409 points and 317 comments.

Hacker News · 1 min

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How to Write with an LLM

Trending on Hacker News with 409 points and 281 comments.

Hacker News · 1 min

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Anthropic is operating a lab that conducts biology experiments

AI leaders have been promising that AI is the key to curing human disease. Anthropic researchers have also been warning that AI might kill us all.

TechCrunch AI · 2 min

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Security researchers used Claude to help them hack into OpenAI

A team of three independent security researchers at Hacktron says it took less than 72 hours for them to hack into OpenAI employee accounts using Anthropic's Claude Opus 4. 8 and 5, The Wall Street Journal reports. They were able to access OpenAI's GitHub repository, called "Monorepo," which reportedly contains "OpenAI's algorithmic secrets," according to The Wall Street Journal's sources.

The Verge AI · 2 min

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03THE TENSION2▸

PERSPECTIVE A

“Wake up, people. What we should actually fear, near term, is not so much rogue superintelligence as unleashed agentic AI causing hacking the internet at scale.”

— Gary Marcus

Rome is burning and people are fantasizing about Skynet.

Source →

♦vs♦

PERSPECTIVE B

“Analysis: Fintech evolved into Hyperbanks and Neobranches”

— Lex Fridman

Column, Altruist, Erebor, Nubank, and Revolut point toward a new financial model where technology companies own the factory instead of renting it.

Source →

04RESEARCH3▸