On the way to a show in Skipton, in North Yorkshire, I noticed a road sign to a town called Keighley. So later, during the show, I mentioned this, asking the audience 'Is that your rival town?' And the room went chillingly quiet, until one woman called out with understated menace, 'Keighley is a sink of evil.'Based on his award-winning BBC Radio 4 series, Mark Steel's ‘In Town’, is a celebration of the quirks of small town life in a country of increasingly homogenized high streets. Steel's...