To clarify, I'm not interested in debating the skills of any particular programmer. My sole point is that lambdas didn't bring any new ways of mismatching lifetimes. That programmer could have made the exact same mistake with a functor instead and it wouldn't have changed anything.

>I expect nothing less than technical excellence from my tooling.

Good luck with that.

I've been having great luck expecting technical excellence from Rust and its community, thank you!