It's neat that there's work to make ? less magic and more general. The postfix ? for working with Option and Result is a really nice syntactic touch in Rust tha

It's neat that there's work to make ? less magic and more general. The postfix ? for working with Option and Result is a really nice syntactic touch in Rust that makes it easy to work with those types in imperative-ish code, without requiring a bunch of map() or and_then() calls.