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Sourced AI briefs in publish order — newest first. Citeable originals live on the homepage under From Signal Desk.

AISep 24, 2026Google DeepMind

Introducing Gemini 3.8 Live with Live Avatar

Google DeepMind pairs Gemini 3.8 Live with streaming video avatars—lip-sync, 97 languages, async tools—shipped first to Gemini Enterprise with SynthID watermarks.

AISep 24, 2026The Verge

I have some questions for Mark Zuckerberg

Nilay Patel’s Decoder brief turns Zuckerberg’s Sources interview into a cross-exam: glasses norms, teen safety, Muse’s take-rate, and a contradictory AI-vs-social regulation story.

AISep 24, 2026Ars Technica

Meta puts its AI assistant on a keychain

At Connect, Zuckerberg cast Muse as the centerpiece of Meta’s AI bet and unveiled Muse Charm — a fingerprint-activated keychain pendant shipping in December.