What are the biggest areas of concern on this team?   A. QB. We have four guys. Are you optimistic about any of them? Is the Ostrich just that...what he has been.....a big, slow footed, long windup inaccurate passer? Or will a light bulb go on and he turns out to become Peyton Manning lite? Is Kessler to improve?....become the next Brian Sipe....short, weak armed but heady and full of leadership....or will he just continue be short with a weak arm? Will Kizer turn out to be