Dave has got his very own “voice of the Guardian” in the shape of his new speech writer Julian Glover. Ever since the columnist was confirmed in post, Guido has been hearing whispers that Ed was after his own muesli-eater-approved scribe. Friends of Ed claimed that York Way’s pesky podcaster and columnist John Harris was in line for the job. Guido put it to him earlier and he did not deny that the prospect had been mooted, though he was absolutely adamant that it was not going to happen. A good career decision there John…