Rust has compile-time warnings for when you don't use the result of a function whose return type is marked as #[must_use]. You can easily silence such a warnin

Rust has compile-time warnings for when you don't use the result of a function whose return type is marked as #[must_use]. You can easily silence such a warning by writing `let _ = f(...)`, though, but I don't think that's a bad thing.