"There's this image of the 'overground'. It was a time when everyone was all indie and grey and dull—the 'underground'. The overground was like coming out into the bright light of a modern city. It's an amazing place to be, walking around these modern cities like Houston or Tokyo. And the idea was coming out into that, embracing it, going after it."
- Bono about Zooropa
The original working title of "Exit" was "Executioner's Song" because U2 was using a lot of literature as their jumping off point for the songs in terms of just taking their work in a slightly different direction.