Cablevision on Tuesday claimed the title of the fastest cable Internet provider in the US by launching Optimum Online Ultra. By using the newer multi-channel DOCSIS 3.0 standard, the carrier promises a peak of 101Mbps downstream and a still-fast 15Mbps upstream. The service is theoretically twice as fast as Comcast's 50Mbps service and won't have a bandwidth cap, permitting as much use of the se
