I can't think of a benefit (besides consistency, which might be nice for some macros) but is it doing any harm? And, in the future, if Rust does get some kind

I can't think of a benefit (besides consistency, which might be nice for some macros) but is it doing any harm? And, in the future, if Rust does get some kind of return-via-break for while loops (like it has for `loop`s) then there'll be less syntax to change.