Its cool, but it also means the development of the language is very very slow. Async is still half backed and super complex, and I say that as a guy who has written rust code 40h/week for the past 3 years.
I did get annoyed recently by the trait async stabilization that promised us a good trait-variant [1] which has been abandoned. Makes it so much harder to build a library without it.
Though I would add that Rust's async is not just about webdev; it has had success in embedded contexts e.g. the popular https://github.com/embassy-rs/embassy?tab=readme-ov-file#emb...