ABBA-tars: The new mindbender

Also: Leslie Feist battles the pink robots

Who am I and who are you and who are we?

I went to see the ABBA-tars.

That phrase may not mean anything to you. To my surprise, it draws blank stares in conversation. I now realize that despite the fact everyone knows who ABBA is, not everyone follows new developments in ABBA closely – or at all. For most people who are not total nerds, ABBA is just “Danc…