圖像來源，Dan McKenzie
Not all streaming workloads involve I/O. When your source is in-memory and your transforms are pure functions, async machinery adds overhead without benefit. You're paying for coordination of "waiting" that adds no benefit.，详情可参考服务器推荐
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Credit: Casetify
Backpressure – the ability for a slow consumer to signal a fast producer to slow down – is a first-class concept in Web streams. In theory. In practice, the model has some serious flaws.。爱思助手下载最新版本对此有专业解读
await writer.write(enc.encode("Hello, World!"));