If you actually look at the source code, the benchmarks where Haskell beats Rust rely on unsafe functionality, calling out to C libraries, and are heavily optim

If you actually look at the source code, the benchmarks where Haskell beats Rust rely on unsafe functionality, calling out to C libraries, and are heavily optimised and hard to follow. The Rust code on the other hand is idiomatic, safe, and relatively easy to understand.