The Quantum AI Digest: 11 August 2025 Daily Dispatch

From SIGGRAPH to space medicine, this episode breaks down the week in AI: NVIDIA spotlights synthetic data, neural rendering, and OpenUSD; NASA and Google trial an AI "doctor" for deep-space care; OpenAI fixes a rocky GPT-5 launch as xAI ships Grok 4 and tests ads. Plus: U.S.-China chip sales reopen under a 15% revenue share, Tesla pushes autonomous ride-hailing, SoftBank pivots an Ohio plant to data centers, and new funding and dev tools surge. We close with agentic-AI trends, open-weight breakthroughs like gpt-oss, security risks, and events to watch.