Boardroom shake-ups, power deals, and product drops define this week in AI. We unpack Meta’s latest AI reorg under Alexandr Wang, OpenAI’s surging revenue and GPU limits, Google’s nuclear plan to power data centers, and Nvidia’s China-bound B30A chip amid policy crosswinds. DeepSeek’s open model undercuts costs, Microsoft adds =COPILOT to Excel, and a CodeRabbit breach exposes CI/CD risks. Plus: EU DMA app-store changes, Databricks’ mega raise, FieldAI’s robotics push, and a reality check on AI ROI, safety, and what’s next for GPT‑6 and enterprise AI.