I read this as wanting a different "feeling" for the language. Go uses this approach, with maps and arrays being baked into the syntax, and things work just fin

I read this as wanting a different "feeling" for the language. Go uses this approach, with maps and arrays being baked into the syntax, and things work just fine. Implementing Vec in user code is rather the C++ "feeling". Personally I'm happy Rust took the C++ route, it makes things more interesting, but I can see his point.