At an earnings conference on Wednesday, Time Warner Cable COO Landel Hobbs said that the cable provider will begin using the newer, multi-channel DOCSIS 3.0 standard to provide Internet and data access to homes and businesses this summer, although it will be limited to New York City only. Time Warner Cable is currently testing DOCSIS 3.0 in NYC, Hobbs says. Testing has netted 138Mbps download spee