If that example is representative, I'd definitely put it in the "readable" bin. Leaps and bounds from what you'd want to read, but infinitely more useful than a

If that example is representative, I'd definitely put it in the "readable" bin. Leaps and bounds from what you'd want to read, but infinitely more useful than a sequence of identical placeholders. Even just being able to tell wether two strings might be identical or not would be an improvement over blank placeholders.