"The truth is, I can't go out unless we've got two days off after a show because of my voice. Edge can go out. He's a dark horse. He probably goes out more than anyone knows. He just wouldn't tell you."
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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.