Web streams has no synchronous path. Even if your source has data ready and your transform is a pure function, you still pay for promise creation and microtask scheduling on every operation. Promises are fantastic for cases in which waiting is actually necessary, but they aren't always necessary. The new API lets you stay in sync-land when that's what you need.
Why hide such a handsome piece of handiwork?
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第六十条 以殴打、侮辱、恐吓等方式实施学生欺凌，违反治安管理的，公安机关应当依照本法、《中华人民共和国预防未成年人犯罪法》的规定，给予治安管理处罚、采取相应矫治教育等措施。
next screen, it is at least waiting to receive the contents of that screen from