You might assume this pattern is inherent to streaming. It isn't. The reader acquisition, the lock management, and the { value, done } protocol are all just design choices, not requirements. They are artifacts of how and when the Web streams spec was written. Async iteration exists precisely to handle sequences that arrive over time, but async iteration did not yet exist when the streams specification was written. The complexity here is pure API overhead, not fundamental necessity.
第四十七条 网站和应用程序的名称不得含有下列内容：
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第三章 违反治安管理的行为和处罚
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Фото: Bernadett Szabo / Reuters，详情可参考heLLoword翻译官方下载
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