Some of the newest incarnations of fantasy football look a lot more like gambling than intricate, outsmart-your-opponent strategy games. Since 2011, the billion-dollar fantasy market has been infused with dozens of daily and weekly games. Those games allow players to win huge prizes quickly, sometimes in one week, sometimes in just one night. With players betting thousands or even tens of thousands a night, legal experts believe it’s time to review the section of the 2006 federal law that was written …