Edinburgh have a bit more bite in their pack, and are playing with a sense of fun. Glasgow, meanwhile, are looking unlikely to change. Will it take time, or is it just that they cannot evolve?
On Monday afternoon the peace will be broken and two packs will crumple into each other. At the crush of the scrummage both Edinburgh and Glasgow will be fighting to gain as many inches of ground as possible. One man will be delighted whatever the outcome is. With a burst of glee Scotland’s scrum coach Massimo Cuttita tells me “there will be fireworks alright!”