> Backward compatibility needs to be a thing, but not forever. Things need to be deprecated eventually. That might not need to be the case. I guess we'll see:

> Backward compatibility needs to be a thing, but not forever. Things need to be deprecated eventually. That might not need to be the case. I guess we'll see: one of Rust's tenets is perpetual backwards compatibility. New features (and potential breaking changes) are opt-in with a per project configuration setting.