By Keir Mudie Early hours of Friday morning and up pops one of those election “experts” assuring puzzled viewers: “Galloway is not that big of a deal.” These people just get more and more wrong, don’t they? A few hours after Mr Galloway’s win in Rochdale – more of that in a second – and our politicians began behaving strangely. First, Mr Starmer apologised to the people of Rochdale. Fair enough, although a little unnecessary. A touch of arrogance, too – it’s all Labour’s doing for not fielding a candidate, etc. No allowance for the agency of the people of Rochdale. Still, it was nothing compar…