I have look at Go. It impress me the first time, specially the CPS stuff. But now I'm working on Rust (apart of F#, python, Swift). Rust is nice, but too strict

I have look at Go. It impress me the first time, specially the CPS stuff. But now I'm working on Rust (apart of F#, python, Swift). Rust is nice, but too strict, and is very hard to be productive on it.