well, i was sure they were a really good upgrade, until i read the compendium :-s
Because there are perople some pronouncing so hard that haste/mp5 is optimal and crit is a almost meaningless (pure) luck stat which tends to fail if you really need it (heh, Murphys Law even rules in WoW

almost like taking crit makes you a lowbob.
Thanks for your answer, I am going to gear, as I first off planned.
But it'd still like to here what you think about the belt, because there the crit/haste tradeoff is quite big.
And not that it really matters... but i bought the recipe for distilled wisdom in Zangarmarsh, so I believe its from BC.