Kevin Gemmell How much can we really learn from spring? Funky scrimmages with backwards scoring systems; depleted depth charts; completely new installs for four teams. Actually, more than you'd think. Here are five things we learned about the Pac-12 during spring. Quarterbacks are still in limbo: Be it Stanford, Arizona State, UCLA, Oregon or Colorado, almost half of the teams still don’t know who is going to be under center when the season starts. Stanford funneled its list of five down to two, Josh Nunes and Brett Nottingham. Originally posted by ESPN.com - Pac-10 Blog Click here to view the article.