The whole point of TFA (with which I fully agree) is that Rust is just generally a much nicer language than C++, once borrow checker is out of the picture. Disc

The whole point of TFA (with which I fully agree) is that Rust is just generally a much nicer language than C++, once borrow checker is out of the picture. Discriminated unions (enums) with pattern matching alone are worth their weight in gold.