Sports fodder for a Friday morning . . .Will Bobby Petrino ever coach again? You can count on it. Petrino, who was fired by the University of Arkansas when it was revealed he was having an affair with a university employee, probably won't have to wait more than a year for his next job. Cheating on your wife doesn't even make a Top Ten list of the most disgusting things that have gotten a college coach fired. And you know it doesn't even make a Top 25 list in the state of Arkansas, where one of their native sons once …