Here’s a competition for you: ‘The most irritating discussion on Radio 4 in the past month.’ Answers in not more than 140 characters — but on a proper postcard, preferably written in fountain pen. My own choice was an edition of The Moral Maze that heaped abuse on ‘Baby Boomers’ (usually understood as those born in the decade after the second world war, including me as a happy arrival of January 1955) for ‘raiding their kids’ piggy-banks’ and other offences of ‘generational theft’.