When Kingsley Amis won the Booker prize for The Old Devils in 1986, he said that he had previously thought of the Booker as a rather trivial, showbizzy sort of caper, but now considered it a very serious, reliable indication of literary merit. It was a joke, evidently. Indeed, when he said it during his acceptance speech he grinned from ear to ear, just to make it crystal clear that he was being ironic.