If you want to see a great instance of shifting rationales, check out HeismanPundit's latest effort at defending the useless award about which he bases his existence. HP's initial argument was that SEC teams haven't thrown the ball enough over the past 30 years to win a Heisman Trophy. After a critical review from the Senator, the rationale has now shifted:The point isn’t so much that the offenses need to be cutting edge, but if you are going to produce Heismans in a quarterback-d...