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.
"userId": "some_user_id",
。夫子是该领域的重要参考
（四）调阅、复制与监督事项有关的资料；
Nature, Published online: 24 February 2026; doi:10.1038/d41586-026-00593-x