By 2030 the world’s 750 largest cities will account for 61 percent of global GDP. Supporting and establishing those future cities as smart cities (with sophisticated sensors, buildings, and appliances everywhere to ensure the management of city infrastructures and the delivery of services to its citizens) will be very different in many ways and thus is already becoming a major priority. Its fundamental solution, the Internet of Things, will create a digital layer of infrastructure that will help citizens access and consume any information they need, no matter where they are.