BBC to Trial Worldwide Multicast Streaming?

An anonymous reader writes "There are tantalizing hints, via The Inquirer, and other tech news sites, that the BBC may extend its multicast streaming services to non-UK citizens, for material where rights allows. There's details about how ISPs may peer to join the multicast trial network on an official BBC page." We previously covered the BBC's multicast streaming of the Olympics, unfortunately not available in the U.S.