The promise of Rust

The part that makes Rust scary is the part that makes it unique. And it’s also what I miss in other programming languages — let me explain! Rust syntax starts simple. This function prints a number:  fn show ( n : i64 ) { println! ( "n = {n}" ); } And this program calls that function — it looks like any C-family language so far, we got parentheses, we got curly brackets, we got, uhh…