A 2-3 quarters left for GPU miners.
Umm.....no. In fact, in another 2-3 quarters GPUs will shine yet again.
You ASIC people will be the ones who get screwed in the long run. Have fun with another arms race and resulting struggle to make ROI.
We'll just go to a variation of Scrypt or not-Scrypt-at-all. Plenty of those types of coins.
Have fun