Have you tried using your email to log in instead of your username? Once you get in, you can change your username in the member's section.
Oops, just read above. Try emailing support@muse.mu
I created a thread for thanking Muse here: http://board.muse.mu/showthread.php?t=138164
I suck at thread titles, so feel free to suggest anything else in the thread.
Oh, and a video discussion thread: http://board.muse.mu/showthread.php?t=138169
Yes, same here. I really want to dance to this song and I honestly haven't felt that way with Muse songs. Has a bit of Indian influence in it that I really enjoy.