This is the answer. Normalization cannot and should not be guessed at by the filesystem. It's the wrong place to do it. If normalization is generally (but not u

This is the answer. Normalization cannot and should not be guessed at by the filesystem. It's the wrong place to do it. If normalization is generally (but not universally) desirable, then the standard library (libc, etc.) should provide options to make it more convenient with sane defaults. Second-guessing users and developers with assumptions outside of its domain is a recipe for failure and endless workarounds.