For those who don't know please refer to this article - http://www.ign.com/articles/2013/12/...gaming-servers
Now for those who are mention "derp" on WoW risk getting banned.
Can't 100% confirm this, they have not made an announcement on Twitter yet, will post if they do.
I'm sure they wouldn't go as far as banning people for using such a word but rather block it or whatever. However I thought I would share this.