The Packers should bring back Brett Favre

I know Brett Favre's "will he or won't he" act is getting tiresome. I know it's not fair to Aaron Rodgers. I know this might make the Packers worse off in two or three years. But if Brett Favre really wants to return to football, the Packers should take him back. There's no other reasonable choice. Favre holds the keys. He can un-retire whenever he wants to. If/when he does, then the Packers either have to play him, trade him or release him, and those last two options aren't really options. This is a guy who threw for 4155 yards and 28 touchdowns, and had a quarterback rating of 95.7, which was the sixth best in the league last season... (Read the rest of the post after the jump.)