The demo seems to highlight its use as a visual cue that your confirmed password is the same as the original. Not that useful in my opinion, as one attempt at c

The demo seems to highlight its use as a visual cue that your confirmed password is the same as the original. Not that useful in my opinion, as one attempt at creating an account with non-matching passwords will tell you they don't match anyway, and you (usually) only create an account once. Still, pretty cool demo and very nice colour schemes.