Have we achieved peak Peake? Over on ITV, Maxine Peake has been doing sensitive, heartbreaking work as a grieving Hillsborough mother in the worthwhile if tough-going Anne. Now, completing the Twin Peakes, she pops up on the BBC to star in Rules of the Game, a four-episode drama about an abusive workplace. I suppose we could call it an HR procedural. It is a less obviously sympathetic part. She...