Atlantic City, N.J. • For sports leagues and gambling industries, the imminent expansion of legalized sports betting promises a bonanza. For the experts and organizations already concerned about pervasive problem gambling, it promises a whole new roster of worries.
Much of the apprehension relates to the prospect of myriad forms of online sports betting — accessible to gamblers at any time and location via their mobile phones. There’s particular alarm over the anticipated explosion of so-called “in-game wagering” in which gamblers bet, often at a rapid pace, on play-by-play developments — for example, will the next football play be a run or a pass.