"You write a song because something hurts. I mean if you look at social change within America, that came from the Delta areas, the plantations or wherever. A lot of the change in America is rooted in blues music; that was what people listened to. It was the protest music of the time."
- Adam Clayton
did you know
Pop is the longest album in U2's discography (and nine seconds longer than one hour exact). With all live tracks included, Rattle And Hum is only longer.