By Keith Webster For decades, the NFL steered clear of Sin City, afraid of the association with gambling in a country where legal betting was severely restricted. The idea of players being influenced by people involved in gambling was always a hot topic that the league wanted to avoid at all costs. Their position relaxed more recently, particularly with the advent of online gambling, to the point where Las Vegas was awarded a team and now a Super Bowl. And as befits the city’s reputation, this game is likely to see a seismic betting day across the country. The American Gaming Association is fo…