He's variously described politicians as whores, cockroaches and lying vermin... maybe it's time to find out what PJ O'Rourke really thinks? He's an American conservative who used to be a hippy radical; a libertarian who manages to make lefties laugh. After a journalistic career that's heaped mountains of scorn on the political class, his conclusion is simple - don't vote, it just encourages politicians. Nobody does mockery better but, HARDtalk's Stephen Sackur asks, does he have a serious point? Show less