Jealous of Comcast customers with their 105Mbps cable hook ups or those lucky residents of the Kansas cities relishing in Google's 1Gbps service? Well add Londonites to the list of people that drive you to indulging in one of the seven deadly sins. Virgin Media has finally started testing its DOCSIS2-powered 1.5Gbps network in the heart of merry ol' England. Right now it's being enjoyed by a group of test sites a