await writer.write("Hello, World!");
The API recognizes that synchronous data sources are both necessary and common. The application should not be forced to always accept the performance cost of asynchronous scheduling simply because that's the only option provided. At the same time, mixing sync and async processing can be dangerous. Synchronous paths should always be an option and should always be explicit.
，这一点在同城约会中也有详细论述
Task: Code Review
當被問及代表美國參賽的意義時，赫斯坦言：「這有點困難。僅因我披著國旗，並不代表我認同美國正在發生的所有事情。」