1 edited video, broadcast extract, 05/06/2008, about regulating broadband advertising in general and using internet on train, BBC 1 (One O'Clock News): Britain's broadband revolution, new rules for broadband company to tell exactly the internet speed they can actually deliver to clients depending on where they are, using new wireless technology, reporter on taking train with wifi facilities, train to South from Edinburgh with free wifi internet, slow internet but train company makes no claim about the speed of internet compare to fixed broadband company who does and sometimes can't deliver the speed offered