It was a lucky decision.
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Photograph: Simon Hill
For reinforcement learning training pipelines where AI-generated code is evaluated in sandboxes across potentially untrusted workers, the threat model is both the code and the worker. You need isolation in both directions, which pushes toward microVMs or gVisor with defense-in-depth layering.
本文逐一拆解a16z这三份报告的核心判断，以及这些判断背后，钱正在往哪里流。