crowdx brings up a good question - how should you be gemming pallies? My gear is OK now, but I have no idea what to do with yellow slots after I reach the def cap.

http://www.wowarmory.com/character-s...am%C3%A2wesome

What should I be gemming for? Is it worthwhile to skip the slot bonus (on a yellow, for example) and go with a blue +30stam gem?