Remember, this game changes quickly, and often dramatically, making it a fool's errand to project out an entire season this far in advance.
Why only four weeks, rather than the season in its entirety? Remember, this game changes quickly, and often dramatically, making it a fool's errand to project out an entire season this far in advance. With so many factors impacting the performance of a team's defense, including the head coach, defensive coordinator, defensive scheme, defensive personnel, its schedule and the injuries and other transactions that impact the roster, we tend to have a much better read on a defense's true talent level once four weeks of the new season are in the books.