Remember when Mark Prior was on his way to Cooperstown? Or when Edwin Jackson was a bust? Every year, it seems like some young hurler is defying our expectations, yet we are constantly forgetting just how unpredictable young pitchers can be, ready to anoint every phenom the next Mark Fidrych. This season is no different. And we've convened a roundtable to discuss some of the more enigmatic young arms in the game.