Hurdle Word 3 answerQUEST
Backpressure is strict by default. When a buffer is full, writes reject rather than silently accumulating. You can configure alternative policies — block until space is available, drop oldest, drop newest — but you have to choose explicitly. No more silent memory growth.
，这一点在heLLoword翻译官方下载中也有详细论述
V&A displays first YouTube video and watchpage
551 MB RAM — 即使在配备 4 GB 内存的入门级设备上也能流畅运行