Everyone in AI is talking about open-weight models right now. Some see them as the ticket to faster, more efficient development; others see them as an economic threat; they're either a security risk or the only security solution, depending who you ask. The Verge's Robert Hart explains how open-weight models work, why they're suddenly at the center of discussions about AI safety, and whether the only way to stop a bad guy with AI is a good guy with AI.

Further reading:

• The next Xbox could play every Xbox game ever made

• Microsoft is bringing Xbox 360 games to PC

• Apple briefly yanked Telegram from the App Store over CSAM violations

• These trackable batteries could help you locate a missing camera

• OpenAI’s rogue AI agent didn’t stop at hacking Hugging Face

• We’re running out of reasons to ignore AI safety

• Anthropic says Claude accidentally hacked real companies too

• China’s Alibaba takes another swipe at America’s AI supremacy

• OpenAI’s biggest threat may just be open AI

• Nvidia, Microsoft launch open AI security alliance — without OpenAI, Google, or Anthropic

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