Can convert inputs to all lower-case or all upper-case before hashing. The result being people who mess up their capitalization or have CAPSLOCK on can still lo

Can convert inputs to all lower-case or all upper-case before hashing. The result being people who mess up their capitalization or have CAPSLOCK on can still login without issue. This is a surprisingly common practice. Not one I agree with, personally, but one I can at least see where the logic comes from.