> ".clone() early, .clone() often" Make your types Copy. Don't even worry about cloning. That said, there are few things you want to have lifetimes, and in th

> ".clone() early, .clone() often" Make your types Copy. Don't even worry about cloning. That said, there are few things you want to have lifetimes, and in that case you want to de-elide lifetimes. As practice.