you mean the '2' for 'squared'? i don't know myself, my guess it's based on the total number of posts you have made since registering.
When you sign up you're a 0 posts and it just says 'DTV Member' or DTV Beginner'. after a set number of posts it becomes 'Member' and i guess later on it's Member2'
Sorry for not explaining before! It's a level system based on the number of posts you've done here at the forum. Here are the different ranks/levels and their respective post numbers to get promoted.
Little number by our screen name
I noticed I moved up a notch last week for whatever reason...
Linear Mode
