Without having taken a single snap at the collegiate level, Arch Manning already has a high NIL valuation according to On3. Texas Longhorns quarterback Arch Manning has yet to take a single snap at the collegiate level, yet is already one of the most college athletes in America. After all, when your last name is Manning in the football world everyone will have an opinion – from those who are ready to give him the starting job over the incumbent Quinn Ewers to those who think he only received his ranking due to his name. Regardless of where you fall…