A $10 million, four-screen LED display spans a whopping 25 stories on the façade of One Times Square, the fabled building where the ball drops on New Year’s Eve. The hi-tech ads featured there are designed to wow the crowds who capture their visits to this crossroads in selfies shared around the world. And the companies that cut the deal for the space – advertising firm New Tradition and the property’s owner Jamestown – are counting on digital vanity to attract big brands and equally big bucks to some of the hottest in-your-face-space in the city. “Times Square is the only place where the ultimate attraction is the advertisements itself,” said Scott Alessandro, president of New Tradition, one of the country’s largest out-of-home ad firms. “Unlike when you go to the Grand Canyon, you have the beautiful landscape in the background to take a picture. The signs are ultimately that in Times Square.” Signage in Times Square has long been an attractant for visitors, locals and companies playing to their spending power. “If you don’t see it in Times Square, then it’s not an advertisement worth advertising,” said Kansas City resident Debby Rogers, who was visiting New York for the first...