On: Common Rust Lifetime Misconceptions (2020)

[ben-schaaf]

Doesn't tokio have a single-threaded runtime where that's not needed?

[zackangelo → ben-schaaf]

Yes but Send + Sync is required everywhere regardless.

[vgatherps → zackangelo]

This is not true, you can run non-send futures using Tokio: https://docs.rs/tokio/latest/tokio/task/struct.LocalSet.html