"85% of all video we watch is pre-recorded, so you can set your system to download it all the time," he said. "You're still going to need live television for certain things - like news, sporting events and emergencies - but increasingly it is going to be almost like the iPod, where you download content to look at later."
The arrival of internet television has long been predicted, although it has succeeded in limited ways so far. But the popularity of websites such as YouTube - the video sharing service bought by Google in 2005 for $1.65bn (£800m) - has encouraged many in the TV industry to try and use the internet more profitably. Last month the BBC launched its free iPlayer download service, and digital video recorders such as Sky Plus and Freeview Playback allow viewers to instantly pause and record live television.
Dr Cerf predicted that these developments would continue, and that we would soon be watching the majority of our television through the internet - a revolution that could herald the death of the traditional broadcast TV channel in favour of new interactive services.
Read in full - 'Vint Cerf, aka the godfather of the net, predicts the end of TV as we know it'