Drops are always more ferocious then price climbs. 

IF you want to keep the cards cool get some nice 3 pin cpu fans and place them on top of cards. That does wonders for my rigs. You can see a temp drop almost within 3 seconds.

I got a few 7950 recently and they were a lot trickier to setup then my 5870's. All kinds of driver issues and what not. But i got them to work in the end.

I just got into the whole bitcoin craze. Couple of days ago I was reading all I can about the coins, a few days later I am making my mining rigs LOL. This whole cryptocurrency thing sucks you right in, its crazy, bu FUN