Gambling is a fantastically, astonishingly lucrative market, yet online gambling is more or less illegal in the United States, despite the popularity of physical casinos in Vegas and Reno and Atlantic City. Richard Branson opened the high-profile online VirginCasino in 2014, but dealers hit a soft sixteen only for gamers physically in New Jersey. Few industries are this regulated: Donald Trump himself couldn’t get a gambling license in Las Vegas last year. It wasn’t always this way. PokerStars, the largest online gambling venue in the world, gained prominence during the 2000s with hundreds of thousands of players, valuations in the…