This is the technical term for what's left of the `=` sign. If you are from a JavaScript background, it is commonly called "destructuring assignment". The inte

This is the technical term for what's left of the `=` sign. If you are from a JavaScript background, it is commonly called "destructuring assignment". The interesting about Skip is that local mutations are explicit with a ! in front of it. And it works in the context of a lvalue. We may want to rename this title if it's confusing.