I totally agree that library developers are the ones who _can_ handle complexity, but I have found even some of the top Rust devs are making async mistakes -- e

I totally agree that library developers are the ones who _can_ handle complexity, but I have found even some of the top Rust devs are making async mistakes -- either the APIs are not correct from an async perspective, or there are basic bugs like losing wakers. The latter is so common it's not funny.