This is part of CNET's Road Trip 2017 summer series "The Smartest Stuff" about how innovators are thinking up new ways to make you — and the world around you — smarter. A little after 2 p.m. on an impossibly muggy summer day in June, I squeeze my sweaty, 6-foot-1-inch body into the passenger seat of Antonio Puliafito's shiny black Maserati.As excited...