First world entitlement at it's best. There's only so much you can test in a closed environment. Server/instance stress I believe is one thing that can't be done fully on their end. Not unless they have a million plus testers in their employ. So...as Yoshi P said, "You all need to calm down" and be a little more mature about the matter. You knew what you were getting into when you put in your codes for early access: congestion and other potential unforeseen issues