And yes, the whole point of the goals is to reward people who have a lot of DLC, but also those who are willing to start buying even more it now. It's exactly how the goals worked in RB2 and why there should have been many more of them in RB3 - it works.
And yet, my coin stack continues to grow even as I ignore lots of goals that would require me to buy songs that I don't want. Only the truly OCD aim to complete EVERY goal. Yes, I'm sure some of you here are doing just that.