Nadella kill switch, Nvidia buys Reflection - AI News Oct 11

- Satya Nadella demands AI kill switches: emergency brakes, tamper-proof action logs, and separating intelligence from authority after Anthropic's rogue-agent report; Gary Marcus calls for a temporary recall of open-ended agents - Nvidia reportedly in talks to acquire Reflection AI, the open-model startup behind the Beam coding model - DeepSeek and Huawei ship open-source Ascend kernel tools (TileLang port, DeepGEMM) as a CUDA alternative - Nous Research raises $90M for Hermes enterprise agents; Grok Bot switches its backend to Claude Opus 5.5; AI debt financing cools to $23B Follow AI Engineering Briefing and leave a rating - it's how new listeners find the show.