Betr says it used Polymarket to hedge the cost of the promotion, effectively turning a potential giveaway into a financial position tied directly to the tournament's outcome. If the U.S. wins, the value of the position would offset the promotional payout. If it doesn't, the giveaway never triggers. For Paul, the announcement combines two things that have become central to his business empire: sports and betting. "I am placing the largest position of my life on the United States to win the World Cup," Paul said. "Why? Because I love this country." He added that the move allows him to both celebrate and hedge the company's exposure from the promotion. In many ways, the World Cup wager serves as an early preview of where the company is headed. Betr co-founder Joey Levy has spent months talking about creating a gaming "super app" where users can move between products through a single wallet.…