What I read was from Lanois, back in 2014. I think DM rarely gives interviews
"Lucky for me, for my health, I’m not doing the new U2 record," he said with a laugh. "They’re hard to do. I don’t know how to say it. They expect a lot and want a lot and should get a lot. Sometimes it means you gotta sit in the chair for two years, as I’ve done. I’m glad Danger Mouse is doing it and not me. I’ll have a whisky with Danger Mouse in about a year’s time and we can tell some old war stories."