Материалы по теме:
"We’ve done a lot to improve performance and consistency in Node streams, but there’s something uniquely powerful about starting from scratch. New streams’ approach embraces modern runtime realities without legacy baggage, and that opens the door to a simpler, performant and more coherent streams model."
，这一点在Line官方版本下载中也有详细论述
正如零跑 COO 徐军在最近的一次专访中所言：「压倒一切的是规模，先规模后利润。」
第一层是上游“卖铲子”的硬件基础设施供应商，核心逻辑是提供淘金必需的”工具”，稳稳赚取技术红利。
return stack.length;