Here is the on board lap of the imaginary F1 track around London which was such a talking point yesterday. The launch event last night was an interesting affair; Bernie Ecclestone, predictably, did not show up. It was his intervention with the Times newspaper that turned this from a light hearted PR stunt by Santander UK with Lewis Hamilton and Jenson Button ahead of the British Grand Prix, which the bank also sponsors, into something of a monster; with TV networks, radio stations and other media clamouring to cover it. Last night’s event went from being a champagne and canapés More…