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Stream implementations can and do ignore backpressure; and some spec-defined features explicitly break backpressure. tee(), for instance, creates two branches from a single stream. If one branch reads faster than the other, data accumulates in an internal buffer with no limit. A fast consumer can cause unbounded memory growth while the slow consumer catches up, and there's no way to configure this or opt out beyond canceling the slower branch.
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Hampshire and Isle of Wight Wildlife Trust，这一点在51吃瓜中也有详细论述
“Not every store will disappear, but there will be a dramatic shift,” Tim Steiner said at the height of the Covid pandemic, when shopping from the sofa became the only option for many.