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The Signal — April 29, 2026
South Africa withdrew its draft AI policy after discovering AI-generated fake citations. Researchers found a critical vulnerability in the LeRobot open-source robotics platform.
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The Signal — April 28, 2026
Tuesday's signal: Lightelligence's stock jumps 400%, Google makes a Pentagon deal, and DeepSeek cuts prices by 75%. The real story isn't the news itself -- it's who's racing to control AI's future. Chinese Optical Computing Stock Surges 400%
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The Signal — April 27, 2026
Monday's signal: OpenAI published new operating principles over the weekend, and the language they dropped tells you more than the language they kept. OpenAI Rewrites Its Charter — AGI Mentions Drop from 12 to 2 Sam Altman published a new set of operating principles over the weekend, quietly replacing
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The Signal — April 26, 2026
Google bets up to 40 billion on Anthropic, AI agents start spending real money, and Big Tech layoff wave crosses 92,000 in 2026.
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The Signal — April 25, 2026
Saturday's signal: The regulatory landscape for AI continues to evolve rapidly, with new compliance guidance for businesses and significant open-source developments. AI Compliance in 2026: What U.S. Small Businesses Must Know The regulatory environment for AI is changing directly for small businesses. New guidance released this week
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The Signal — April 22, 2026
Three stories today about AI entering spaces where the guardrails are either being built in real time or haven't been built at all. A Design Flaw in Anthropic's MCP Exposes Millions of AI Apps to Remote Code Execution Security researchers at OX Security have disclosed a
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The Signal — April 21, 2026
Anthropic's new Claude Opus 4.7 system prompt reveals how the company is steering its flagship model, while the global RAM shortage is projected to last until at least 2027.
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The Signal — April 20, 2026
Monday's signal: the silicon wars are getting personal, OpenAI's next model is casting shadows before it arrives, and the ML research world descends on Rio. Google in Talks with Marvell to Build Two New AI Chips Google is in discussions with Marvell Technology to co-develop two
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The Signal — April 17, 2026
Anthropic ships Opus 4.7 and admits Mythos is better, then launches a design tool that sends its CPO fleeing Figma's board. OpenAI turns Codex into a background desktop agent. Physical Intelligence's robots start figuring out tasks nobody taught them.
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The Signal — April 16, 2026
Two of the biggest AI labs spent this week jockeying for position in the most consequential arena they can find: national security. Meanwhile, a federal class-action in San Francisco is asking whether the AI industry's favorite selling point (making doctors' lives easier) crosses a line that patients
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The Signal — April 15, 2026
UC Berkeley researchers proved every major AI benchmark can be hacked for perfect scores. Palmer and Schneier argue AI training data is reshaping human speech. Plus Zig 0.16.0.
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The Signal — April 14, 2026
Today's briefing covers three stories: attempted murder charges after two attacks on Sam Altman's home collide with record public AI anxiety, PwC data showing 74% of AI economic value captured by just 20% of companies, and Apple's AI smart glasses headed for a 2027