听了一位前谷歌 TPU 工程师的深度访谈，终于理解了 TPU 和 GPU 不是同一道题。一个是通用性之王，一个是定制化之刃。Apple、Anthropic、Meta 都在用 TPU 了——这不是替代，是生态在裂变。

A former Google TPU engineer who worked on V7 and V8 revealed how TPU actually competes with Nvidia. The answer isn't about chip specs — it's about system-level design, software co-optimization, and a fundamentally different philosophy. Apple, Anthropic, and Meta are all using TPU now. Here's what that means.