Don, don!

So, Mad Men Season 4 began last night – watched, one imagines, by hundreds on BBC4. For those of us who've been with it from the start (and I don't mean that to sound superior; I'm very rarely in at the ground floor with the best US imports, as you'll know from past experience with The Wire, Battlestar, Curb, 30 Rock and, most conspicuously, House), the current media hoo-hah seems a little after the event. In fact, if I'd been watching it for the very first time last night, not having seen...