One of my fourite bands, though Bono is a bit of a fucking self-agrandising twit.*
What can you do? Your heroes are human like you and have their own faults. He sings well.
That's all I need. "The Edge" despite his stupid name is an excellent guitarist, and Larry Mullen and Adam Clayton seem like decent chaps.
* this character defect doesn't totally discount my enjoyment, of music, for example, say, The Smiths, where Morrisey is a complete cunt in real life, but again, he sings well. And not too bad at composing.