Back in the late 1990s, I did a brief stint of work experience at the BBC. One of the most memorable moments was sitting in on a meeting about early forms of Interactive TV. I saw a demo of "Two Way TV". A flimsy grey box which (somehow) integrated with your OnDigital TV Box and connected to a server via a modem. If you were watching "Who Wants To Be A Millionaire" you could play along at home,…
