Google Fiber might be making waves with its 1Gbps speeds, but it's no match for what's being hailed as the world's fastest commercially-provided home internet service: Nuro. Launched in Japan yesterday by Sony-supported ISP So-net, the fiber connection pulls down data at 2Gbps, and sends it up at 1Gbps. An optical network unit (ONU) given to Nuro customers comes outfitted with three Gigabit