"It's arcade music but at the base it's a kind of dark energy that we're tapping into. It's us trying to get into somebody's head. What we were trying to do is recreate that feeling of sensory overload." - Bono on "Numb"
did you know
The song Heartland is about a trip Bono and Adam made after the Joshua Tree tour through America by car, they passed many placed and states and Heartland contains phrases of Bono's journey of that trip.