Come on - instead of troubling hard-working Michael, why not just re-register, reply-n-delete 251 times, and nobody will be the wiser?
(Actually I AM curious about the answer. I suspect, although I could be wrong, that any change to the name, whether upper/lower case or actual letters, would be challenging and/or not permitted.)
(oh yeah, "date registered". overlooked that factor in my facetiousness above.)