Originally Posted by
Sartuk
Actually, his question was valid and you're about to look pretty dumb. It was announced at Blizzcon that, in Cataclysm, haste will work to increase focus, ENERGY, and I think rage and runic power regeneration in addition to increasing attack speed. Even Ret Paladins and Enhancement Shammies will get a talent, it was said, that would help them make use of this.
I imagine that they're not changing the way caster's make use of haste simply because it's already effective in lowering the global cooldown for them.