I thought Root's journey had a slight Moby Dick tint. Once she landed the big whale (The Machine) you woulda thought that was the end of her arc. How wrong! She penetrated and tamed the machine - but in the process was taught humanity by a machine with a unique soul. At that point her mission changed from finding out…

John Nolan's Greer got about triple to quadruple the dialogue he usually gets. Excellent performance though by a veteran British actor.