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Analysis: AI chatbots challenged or didn't respond to 90%+ of 15 false narratives spread by Russia, China, and Iran; AI overviews did it 60%+ of the time (Huo Jingnan/NPR)

Since AI chatbots exploded in popularity and Google started offering AI-generated answers, people who research foreign influence campaigns …

We haven't written up this one. Techmeme has the full story — the link below goes straight to it.

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I Added a Fourth Model Mid-Run. It Changed What My Field Test Could Prove.

Latest release: v0.2.2 — Aug 29, 2026 I did something I usually try hard not to do in a field test. I changed the design after it had already started.

  • Author added Mistral Small 3.2 mid-run to expand diversity spectrum
  • DeepSeek + Mistral pairing produced strongest diversity, 0.982 average score
  • Maximum diversity revealed failure mode with 65% capitulation rate

Adam and AdamW: The Optimizer That Made Modern LLM Training Possible

Hello, I'm Shrijith Venkatramana, and I'm building LiveReview — a blast-radius aware AI code review built for your business-critical systems.

  • Adam and AdamW are adaptive optimization algorithms for LLM training.
  • Adam maintains two moving averages per parameter: gradient direction and magnitude.
  • AdamW addresses regularization in adaptive optimization for Transformer models.

AI Innovation in Open-source Platforms 2026: Real Data & Costs

Originally published at nlocoding.com 94% of Fortune 500 companies now contribute to open-source AI projects (GitHub Octoverse, 2026). Not just using them.

  • 77% of SaaS startups integrate open-source AI models
  • Enterprises save up to $1.2 million per year on licensing costs
  • Open-source AI updates 3.4 times faster than closed equivalents

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