欧美邮轮上有严格的Dress Code（着装要求），晚宴要正装，这在国内很难推行。不是大家穿不起，是觉得有点“装”，犯不着——我花钱是来享受的，不是来受罪的。
「就像帶小朋友一樣，難道你把小朋友放在門口，然後自己進去吃東西？那是很不負責任的做法。」
。关于这个话题，服务器推荐提供了深入分析
The design of Web streams predates async iteration in JavaScript. The for await...of syntax didn't land until ES2018, two years after the Streams Standard was initially finalized. This timing meant the API couldn't initially leverage what would eventually become the idiomatic way to consume asynchronous sequences in JavaScript. Instead, the spec introduced its own reader/writer acquisition model, and that decision rippled through every aspect of the API.
There are other common data structures (like hash tables) that resist