If you’re a Miliband, Balls, Alexander or Purnell the prospect of spending the prime of your political life without any serious external opponents must seem worth the risk that a wet November night could depress turnout too far for comfort. While those for whom this campaign, whenever it comes, will likely be their last—Straw, Darling et al—see little reason to risk anything by rushing off to the polls now. So, whether there’s an election in November, all comes down to whether or not the Prime Minister is young at heart.