"The last two records were very personal, with a kind of three piece at their heart, the primary colours of rock - bass, guitars and drum. But what we’re about now is of the same order as the transition that took us from The Joshua Tree to Achtung Baby."
- Bono, September 2008
did you know
The Popmart stage design, which looked like a supermarket, appealed to Bono as a supermarket, with its myriad choices and temptations, could function as a metaphor for U2's songs, as they often deal with the struggle between desire and faith.