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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.
BBC/ Alex Osborne
五年前霸榜的多肉葡萄，如今热度不再，核心原因就是消费者越来越专业：水果店增多后，大家不再接受20元一杯的葡萄饮品，曾经靠单一食材就能打造爆款的时代已经过去。