.If you are having problems registering:

Did you enter in a valid e-mail address when registering? 

Did you check your mail client's spam filters and mail filters to see if the confirmation mail was caught? 
Have you confirmed your username/password?

Sometimes mail is delayed for many reasons, None of my mail is bouncing.

If you attempt to retrieve your password, and are click happy, a new password could have been easily generated. 

THE SHOUTBOX IS NOT THE LOGIN BOX.