Pope Leo XIV warns AI risks 'dehumanization'

Perplexity Research's hint-guided self-distillation pairs rejection-sampling fine-tuning with corrections of bad tool calls from real user sessions. In a live A/B test, tool-call failures fell from 2.24% to 1.77% — a 21.2% relative reduction versus an earlier checkpoint.

Cognition AI is on track for $1 billion in annualized revenue based on September performance, roughly doubling its run rate from about four months prior, per a person familiar with the matter.

Oracle cut 21,000 jobs this year with a $1.8B severance bill, plus 800 more cuts scheduled for November 13 per WARN filings, alongside record AI data center capex commitments.

Four of the world's 10 most-used apps are content feeds, which can be up to 100x cheaper to run per hour of engagement than AI chat apps because a feed decodes pointers to existing content instead of generating every token.

Raghav Saboo, Staff ML Engineer and tech lead for Search & Personalization at DoorDash, argues the bottleneck in marketplace discovery is semantic understanding, not ranking. He cites the failure case of a gluten-free pasta query surfacing regular spaghetti because a ranker trained on engagement favors high-selling items.