Jesse Ventura

And we should keep our minds open, or at least ajar, to concepts on the fringe of science fiction. Flaky American futurologists aren't always wrong. They remind us that a superintelligent machine is the last instrument that humans may ever design - the machine will itself take over in making further steps.

As performers grow older, I reckon there are two ways they can go. They can either be up there, playing more deeply from their guts than ever, or they can be phoning it in so crassly that it leaves a lump in your throat as you leave the venue at the end of the show.