Seeing NBA officials go to the replay center at midcourt has become a commonplace yet frustrating aspect of these playoffs, with refs determining if contact is worth a flagrant foul. What’s a flagrant? Is it a Flagrant 2? What happened to the hard playoff foul, to reasonably stop a player from scoring on a touch foul and going for a 3-point play? The interpretations of the rules have changed through the years and with multiple camera angles equipped in every arena, there’s no lack of officiating experts at home or in the stands.