T-Mobile has Bobsled in the U.S., and now O2 in the UK is jumping into the Internet-calling waters with a new service called O2 Connect. O2 Connect, which is first being launched as a limited trial in the UK, is the first product to come out of Telefonica Digital. This is the new unit set up by O2’s parent company Telefonica (NYSE: TEF) to drive more innovative digital services centrally that can