Block能坚持多久？今天这场被华尔街狂欢所定义的成功，是否会被重新审视？
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Anthropic stated that SB-1047 drew so much opposition because it was "insufficiently clean", whereas in reality, most of the opposition is the result of a campaign by a16z and others, most of whom would've opposed any bill.
The primary signal is desiredSize on the controller. It can be positive (wants data), zero (at capacity), negative (over capacity), or null (closed). Producers are supposed to check this value and stop enqueueing when it's not positive. But there's nothing enforcing this: controller.enqueue() always succeeds, even when desiredSize is deeply negative.