"It's a sort of three year cycle. We spend like a year writing the songs, then a year recording them, and then a year selling them door to door." - Bono, 2009
did you know
The album Songs of Innocence used to start with 'This Is Where You Can Reach Me,' which was always supposed to be the first song. U2 then changed this to Raised by Wolves, but ultimately decided to "put the songs first", just like on Joshua Tree.