Media playback is unsupported on your device

Mark Thompson on future of broadcasting

16 September 2012 Last updated at 10:51 BST

On his last day as director general of the BBC, Mark Thompson says "quality will be the discriminator" in the future of television.

Thompson commended the BBC for revolutionising TV, though the multimedia use of news by its audience meant the term broadcaster may be "obsolescent".

You can watch the Andrew Marr Show in full on the BBC iPlayer