I noticed a couple of nicks that are not really names per se, but phrases. Just curious, does this present a problem for the administrators?
Thanks
Q
I believe the user name limit is 30 characters.
From the registration page source:
<input type=“text” class=“bginput” name=“username” size=“25” maxlength=“30”>
Ah! Thank you, kind person! 
This will teach me to check other sources before posting!
grumbles :me with my 2000+ posts should know better!:
Q