Actually, I think it's the opposite. We know each other so well there isn't anything left to say. Sometimes it's nice just sitting here with you all, thinking. It's only best friends who can be comfortable with silence, wouldn't you say?
Edgar backs off with his cases, heading for the front steps while the horse begins its ponderous turn out of the car park; and when he finds that Edgar is still standing there to wave him off, he knows they've passed beyond the territory of strangers, into something more like friendship.