We live in a recriminatory age, one in which we are only ever a step away from the cringing, self-abnegating apology. Take the case of BBC Newsnight’s latest appointee, as economics editor, a chap called Duncan Weldon. Duncan is doing the tail between the legs thing right now, desperately attempting to excise part of his past in case it puts paid to his promising career in a fusillade of political accusations and an appalled reaction from the general public.