MarketsBlock Cuts Half Workforce 4000 Layoffs Dorsey Says Most Will FollowCNN Business·high signalXBlueskyLinkedInCopy linkBlock laid off 4000+ citing AI. Dorsey: most companies will follow within a year. Stock soared 24%.SourceSource pageCNN Business↳ Follow the threadPolicy dependency / Stack layerCROSS-CATEGORY: Four Unrelated Vendors Shipped Agent Authorization Control Planes Inside 48 HoursJetStream (corroborated by Genesys Xperience 2026 coverage, aiagentstore.ai and Hacker News Show HN)Policy dependency / Stack layerFour advisories land on Databricks' Omnigent meta-harness, one critical, all reported by an autonomous security agentGitHub Security AdvisoriesStack layer / Update threadNathan Sobo argues Ted Nelson's Xanadu was always a spec for agents, not humansZed Blog (Nathan Sobo)Policy dependency / Stack layerTyped Provenance Guardrails Block All 19 Unsafe Releases From a Persistent Agent's Autobiographical MemoryarXiv 2609.02127Stack layer / Follow-up threadUber, Stripe, Coinbase and AT&T are cutting AI bills roughly in half by routing simple work to open modelsThe Pragmatic EngineerPolicy dependency / Stack layerOconee Runtime Posts Policy Enforcement for Browser AI and Coding Agents to Show HNOconee Runtime, via Hacker News Show HNStack layer / Follow-up threadCROSS-CATEGORY: Two Independent Audits Published the Same Day Say the AI Software-Discovery Channel Is Both Farmed and UnreliableTrellner Research and Haus ResearchStack layer / Follow-up threadZvi ends five straight posts on the Hugging Face hack and calls recurrent depth 'playing with fire'Don't Worry About the Vase (Zvi Mowshowitz)