cut n pasted the answer from wiki,.. this too,.. "The blocking back (2-back), which evolved into the quarterback in the T formation, had a number in the 20s (e.g. Bobby Layne and John Hadl, and Doug Flutie during his college career). This is a hard game, was tough to find the answer even in wikipedia. Anybody has a good one, go ahead and post it,.. I'll think on it,.. doesn't have to be a person in sports, is that right Shane?