Memo: Sam Altman says OpenAI's next model finished pretraining, and moves Safety to Research and Security to Scaling; Fidji Simo becomes CEO of "AGI Deployment" (Alex Heath/Sources)

Alex Heath / Sources: Memo: Sam Altman says OpenAI's next model finished pretraining, and moves Safety to Research and Security to Scaling; Fidji Simo becomes CEO of “AGI Deployment” — It's about GPUs. Also: CPUs are back, Meta's big stock awards, a CEO actually not blaming AI for layoffs, and more.