"There's a lot of change in America since we first came here. This film... takes you back to a younger, perhaps gentler, America... Where there (were) no smart phones... no emails. And a simpler America, where we didn't read other people's emails, so we didn't know four-star generals were having affairs." Sir Mick Jagger jokes about shamed Cia boss David Petraeus at a screening of the Rolling Stones' new documentary in New York on Tuesday night (13Nov12). Petraeus quit on Friday (09Nov12) over an affair with his biographer.