A player that already has a Super Bowl victory is not eligible. 

A back-up on a Superbowl winning team is not eligible UNLESS they make a significant contribution to the game

. "NO" will resolve when a QB officially announces files for retirement, 2 years not in football, or plays for a league other than the NFL while the NFL is still running (would ignore strike years). If that is ambiguous, I reserve the right to make the final judgement, but will definitely hear arguments.

As more QBs enter the league (or make it up the ranks) I will add them