Conversely, we are seeing the first decommissioning of 2G networks by AT&T in the US, with Verizon Wireless set to follow). At the city level, smart technologies, digitalization and data are drivers of smart urban development and smart sustainable cities. For example, for 2016, it is estimated that mobile-broadband networks (3G or above) reach 84% of the global population, but only 67% of the rural population.