I learned OCaml, Erlang, and Clojure easily enough. I generally prefer a functional style, so i don’t think that’s it. Haskell and Rust are the two most diffic

I learned OCaml, Erlang, and Clojure easily enough. I generally prefer a functional style, so i don’t think that’s it. Haskell and Rust are the two most difficult languages I’ve learned. That said, Rust has come a long way in terms of ergonomics.