The New York Jets (5-7) failed to execute a simplified game plan en route to a lame-duck win over the Arizona Cardinals (4-8) in Week 13 to keep their dismal playoff chances alive.
The lone bright spot in the Jets' victory over Arizona was third-string quarterback Greg McElroy, who engineered a touchdown on his first drive in regular-season action.
It was an anomaly in a season consumed by Tebow-mania and the Sanchez Effect.
Nobody envisioned that the seventh-round draft pick out of Alabama would spark a quarterback controversy, but he did.
It remains unknown if McElroy will suit up next week when the Jets fly into Jacksonville to take on a terrible Jaguars squad, but it's possible that he gives his team the best chance to win.
The Jets have endured team-wide quarrels, coaches' dissension and quarterback controversy this season. They've become the most unstable franchise in professional football, but there are lessons to be learned from all of that.
The following entails five pivotal lessons learned for the New York Jets in the 2012 season: