Hmm true. This is what happens when you let the user violate the iterator abstraction for performance and rely on contiguity and raw refs/ptrs. It's kind of a s

Hmm true. This is what happens when you let the user violate the iterator abstraction for performance and rely on contiguity and raw refs/ptrs. It's kind of a shame, because the moment you mutating characters in a string you're often doing something silly anyway.