Other considerations
要理解这次重构，必须先搞清楚一个问题，相较于中国市场，为什么欧美游艇产业更为发达和成熟？
，更多细节参见Line官方版本下载
And reader, let me tell you: Nava is, indeed, seeing it. Really seeing it.
constructor() {
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.