What's the difference between 'good' good manners and 'bad' good manners?

Available for over a year

David Mitchell sets out on a vigorous but impeccably polite investigation into the confusing world of manners. Are they really in decline, as many would have us believe? Or are we just throwing off the shackles of the Victorian obsession with etiquette? First broadcast on Radio 4 on 4 January 2016.