"Bono was on fire with lyric and song ideas. His singing had reached a whole other level as if some spirit has entered his body pushing him into uncharted falsetto territory."
- Daniel Lanois on recording Achtung Baby
did you know
U2 intended to release No Line on the Horizon in November 2008; after composing 50 to 60 songs, they postponed the release because they wanted to continue writing.