At last there is a version of a cellular video broadcasting standard which has for the first time been created with input from commercial broadcasters, and is not just the pipedream of the cellular community. There have been so many false dawns for mobile TV that there is inevitable skepticism, when yet another attempt is made to get it off the ground. But there are two big differences this time around, firstly that people are now consuming video on mobile devices in industrial quantities anyway. A lot of that consumption via tablets is over Wi-Fi, but the fastest growth has been through smartphones over cellular by people while on the road. Secondly for the first-time broadcasters have got on board…