Giving a contract extension to your franchise quarterback is a necessary move for instilling some confidence in your lead signal-caller, and the team as a whole. But when your quarterback happens to be Mark Sanchez, then you might be better off thinking twice about handing him a three-year deal with $20M in guaranteed money. Especially when his career statistics up to that point have been middling, at best.
Yes, "Sanchize" helped get New York to back-to-back AFC Championship games in 2009 and 2010, respectively. However, after a season in which the Jets went 8-8 and failed to make the playoffs, it's hard to know what the the front office was thinking when they passed off the reins to such a young, and still unproven, commodity. You think they're regretting that deal now?