Think it's too early for playoff projections? Think again. The postseason could get its first participants Sunday if things fall right for the Tennessee Titans and the Arizona Cardinals. Yes, the latter is the same franchise which hasn't been to the playoffs in a decade and has won exactly two playoff games in 88 years of existence.
Beginning today, SI.com will publish weekly playoff projections each Tuesday. We will lay out the playoff picture two ways: 1) As though the season ended today, and 2) As though the season will play out the way we predict it will.
We will use the NFL's official