"The Edge is one of these people, that you wouldn't see him doing his homework. But he slopes off in the evening and he would be up for a couple of hours writing a song. There were songs that would come from him that were fully formed. Sunday Bloody Sunday was one of these songs. Vertigo is another example."
- Adam on U2's recording process, 2021
did you know
The closing song from U2's third album War (1983) has closed over 400 concerts as of 2021. That is roughly a 25% of the >1600 tour shows they have played.