When you're introducing new technology, change management is the hardest part. The people who are doing the technology love it, but success rests on change management as a whole. That includes communicating with, retraining and educating folks. You have to explain that there’s a shift, a migration and a backup. All of those come to mind when you're doing a technology shift, so you always need to make that decision with the knowledge that you're going to add more to everybody’s workload for a while.