Rust type's system has a similar power level to OCaml's but without modules (which are used heavily at JS) and with linear types/lifetimes. Rust would probably

Rust type's system has a similar power level to OCaml's but without modules (which are used heavily at JS) and with linear types/lifetimes. Rust would probably be a good fit for JS, but of course it takes a lot to overcome the momentum of 20 years of using primarily one language.