I don't know why anyone would sit there and wonder if this is the last album. They have been saying that about U2 since the 90's. In the old day's, lot's of bands broke up, and most of them got back together, if they weren't dead, or a drug addict. U2 circumvented that, by not being drug addicts, or breaking up. They took some real time off between albums, and it helps that they actually made some real money and could have afforded not to tour all the time. If you were them, why would you retire, it's easy to say, I've made my millions and I want to retire, but put yourself in their posi