There is no need to create a new thread as it is well indexed by search engines.
That's a very good point, I see!Among other things, I have also already notified the eXch team that it is preferable to change the username, so we are already working on this. 
What a legend. You're always going the extra mile when managing your campaigns! I think you're already familiar with the Bitcointalk username changing process; last person to do that is The Skeptical Chymist, to the best of my knowledge.