The Web streams spec requires promise creation at numerous points, often in hot paths and often invisible to users. Each read() call doesn't just return a promise; internally, the implementation creates additional promises for queue management, pull() coordination, and backpressure signaling.
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Nasa Apollo missions: Stories of the last Moon men
In 1950, Bank of America approached SRI about the feasibility of an automated
const readable = ReadableStream.from(adapt(input));