关键点：载体线程永远不会因为虚拟线程的 IO 等待而阻塞，它们一直在执行不同的虚拟线程。一个载体线程可以在一秒钟内服务几十个虚拟线程（因为每个虚拟线程真正占用载体线程的时间很短，大部分时间在等待）。
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I think at the time, part of it was we were expecting the compiler to be smart enough to see where the range objects were used and then do, like, if you iterated over a range, it would be very smart about, you know, loop unrolling and things like that.
If Anthropic doesn't relent, experts say its best bet would be legal action. But will the Pentagon's proposed penalties be enough to scare a profit-driven startup into compliance? Hegseths' threats reportedly include invoking the Defense Production Act, which gives the president authority to direct private companies prioritize certain contracts in the name of national defense. The military could also sever its contract with Anthropic and designate it as a supply chain risk. That would force other companies working with the Pentagon to certify that Claude isn't included in their workflows.