"They continuously experiment and try different ways of playing and arranging the songs, until the very last moment. The guitar overdub on 'Mysterious Ways', for example, went down after the mix was finished."
- Robbie Adams, engineer on the Achtung Baby recordings
In August 1989, Adam was arrested for possession of marijuana while in Dublin. In lieu of a conviction, the judge allowed him to donate £25,000 to the Dublin Women's Aid Refugee Centre.