Whoa, I never knew about the ascii 6th bit trick, I've never really considered capitalization wasn't some random offset. So that does make this circuit simpler

Whoa, I never knew about the ascii 6th bit trick, I've never really considered capitalization wasn't some random offset. So that does make this circuit simpler than I thought it was, and there's the parallelism aspect. It's not so surprising now that it's faster than the add.