You get to avoid pin until you can’t, and then it’s because of some terribly unintuitive advanced usage corner case. For instance, the async_stream crate would

You get to avoid pin until you can’t, and then it’s because of some terribly unintuitive advanced usage corner case. For instance, the async_stream crate would be much nicer if you didn’t need to pun_mut! the stream instances it provides: https://docs.rs/async-stream/latest/async_stream/ https://docs.rs/async-stream/latest/async_stream/