That cut and paste was actually verbatim from the rules page Mazeppa linked me to. The line you refer to, which I now understand, wasn't there.
Anyways, Jakle, I tried to make a callsign on GZ today, and the WASP ID madelf was taken. Imagine my surprise! I mean, I know I"m nuts and all, but multiple personality disorder? That's a whole new trick!
"Not so new to you Elf" came a whisper from the darkness.
SHUT UP! SHUT UP! SHUT UP! I killed you years ago, stop haunting me!!!!