There is a lot of Rust in the Carbon syntax. `fn`, `name: Type`, `i32`, `->` for return type. `impl` as a keyword. `Self` as a keyword. Nothing unique to Rust

There is a lot of Rust in the Carbon syntax. `fn`, `name: Type`, `i32`, `->` for return type. `impl` as a keyword. `Self` as a keyword. Nothing unique to Rust, but it's interesting to see.