Alphabet's real AI moat, a few hundred irreplaceable people, is walking out. Jeff Dean, Sanjay Ghemawat, Gemini technical lead Oriol Vinyals and Google Brain co-founder Quoc Le left together as Demis Hassabis stepped back from running DeepMind, six weeks after John Jumper left for Anthropic. Google is a founding investor in their new company and supplies its first-year compute, buying a seat outside after failing to keep them. Infrastructure can be rented; that talent cannot be rebuilt. x.comÂ
