It sounds like science fiction - a factory, located hundreds of kilometres above the Earth, churning out high-quality materials.
The Writer is not a concrete class. Any object that implements write(), end(), and abort() can be a writer making it easy to adapt existing APIs or create specialized implementations without subclassing. There's no complex UnderlyingSink protocol with start(), write(), close(), and abort() callbacks that must coordinate through a controller whose lifecycle and state are independent of the WritableStream it is bound to.
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В Финляндии предупредили об опасном шаге ЕС против России09:28
// Same for 'srcObject' catches MediaSource-based streams
与此同时，逸仙电商集团内部各品牌之间很难形成渠道、供应链、用户的有效协同，完美日记的用户无法转化为高端护肤用户，收购品牌也无法反哺完美日记提升调性，各自为战，形不成合力。