You could always just try listening to Evans on his new morning slot, you might actually like it. If you do, then carry on listening, if you don't then retune.
This reminds me of when J.Walker left the drivetime show, he has incredibly loyal listeners as can be evidenced by the people who used to call him up. The conversation in our local pub had already made it clear that Evans wasn't welcome on Drivetime without even listening. Several years later, and Evans has made the show his own with lots of happy listeners.
But R2 listeners do have a certain reputation of fearing change