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 as I am about speeding along the Italian coast in a luxury convertible, Puliafito isn’t showing off what his nifty ’90s-era, 6-cylinder Italian sports car can do. He isn’t even particularly interested in the ride, though we both relish the breeze after a punishing day in the heat.

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Al Gidari, director of privacy at Stanford Law School’s Center for Internet and Society, says cities need to work through such issues before starting these projects. That includes deciding how long to keep data, who has access to it and under what circumstances. And legislators, he says, need to grapple with new questions, like whether you can appeal if a smart parking meter gives you a ticket.