By Tony Owusu DraftKings has seen its stock price drop in recent months as the legacy gambling options have upped their marketing for sports gambling dollars. The war for sports gambling dollars officially has two sides: the companies that were first to market vs the companies that have brand and legacy behind their names. There are examples both for and against the maxim that first movers have market advantage, but the true competition for dollars only begins once the industry has matured enough for second movers to gain some sort of foothold. And if those second movers have dominated previou…