Originally Posted by
Archimtiros
That isn't true at all. Prot actually does quite respectable damage up until 80 or so, its failing is lack of good cleave (though the new Glyph of Cleave mitigates this somewhat) that Arms has. In 6.0 Fury levels quite nicely, considering that Hit and Expertise are no longer factors. Yes you need two weapons instead of one, but that is hardly a difficult thing to gather.
Level what you think is cool or fun to play. Really it is that simple. I've leveled all three specs multiple times and I have to say that even worst v best case optimization the difference in speed is absolutely minimal.