Quote Originally Posted by huskermba
. I also plan on purchasing a FF(5D or equivalent) in 2 years or so.

For me, 2 years is way too long to live with a suboptimal lens (24-105) on a crop camera. I'd much rather go through the hassle of selling the 15-85 in two years. (Or even keep it for the times when you want 2 cameras -- such as when your 5D2 breaks).