"The last 24 hours were just extraordinairy. It was like Chinese calligraphy, where the monks take ages to mix the ink and then - bam! - it all happens in seconds."
- Bono on the making of the No Line On The Horizon album, 2009
did you know
For the massive Popmart Tour, more than 250 people - with more than 100 truck drivers - were working on the show.