It has really shown in the AFC, which has added the Browns and Jaguars to the Central Division. It's tough playing the Vikings, Packers, Bucs and Lions. There has been an unfair aspect to it. Some teams have parlayed ridiculously easy schedules into playoff appearances. Now that realignment has occurred, the next big topic is structuring the post season.
Twelve is enough.
Plus, the NFL needs to see how the change to four divisions featuring schedules with more common opponents plays out. Two other debates about the future playoff format are interesting. The first is seeding. Some members of the Competition Committee favor seeding according to records. Powerful owners such as Steelers president Dan Rooney counter by believing that winning a division should mean something, so the league shouldn't seed a wild-card with a better record over a division winner.