1Orayt can be found quicker than it's taken to type this out.
-snip-
I'll run you off a handful of 1Orayt to give you an idea what they look like.
I'd highly doubt that, since the uppercase o/O is on the list of invalid characters, hence none of those address prefixes is possible.
Well spotted!
I have never trusted any of these vanity address creating sites.
I guess it's like most things in life - If you want it done right do it yourself.