行业应该先“收敛”到标准硬件构型，比如至少上半身双臂可以达到共识。再解决不同负载、节拍的泛化问题，而不是总用新构型解决问题。
Hurdle: Everything you need to know to find the answers
。关于这个话题，WPS官方版本下载提供了深入分析
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.
'The finest in the world': Why the US is buying icebreakers from Finland
let offset = 0;