At long last, it’s finally here. After five days of media trails, Keir Starmer’s equivalent of the Gettysburg Address will be made later today. The scintillating socialist will be doing a press conference in the Downing Street garden, with his address expected to feature such hard-hitting lines as – gasp – he will people ‘at the heart’ of his government and – stop the presses – under Labour it will no longer ‘be business as usual’.