Well with any luck they won't change the current (new) build too much now that Serrated Blades can keep Rupture refreshed 100%
Also if Subtlety is supposed to work on big finishers surely that changes the gearing of a 'subtlety' rogue. I wish I had access to the beta
but as I don't I can only guess that gemming and enchanting for more crit then haste would perhaps make sense?
If the idea behind subtlety is to work blizzard need to somehow make a melee dps class which does more ability damage then white damage (Although from current parses of dps recounts I think that is just me getting my ideas messed up). With any luck I will be able to raid in Subtlety come Cataclysm although de priests be lookin intrestin mon...