"People often ask, 'Why don't you do some stuff like you did on The Joshua Tree?' The truth is, we couldn't. We wouldn't know how to repeat ourselves."
- Larry Mullen Jr.
During the ZooTV Tour U2 introduced a new stage concept called the B-stage. It allows for more intimate and stripped-down performances of songs, later used by Aerosmith, Bon Jovi and Coldplay amongst others.