Old TV set with Amazon logo on screen
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Is on demand TV a world without personality?

22 July 2014 Last updated at 12:01 BST

Who hasn't heard of Kevin Spacey's series House of Cards?

It's a prime example of the revolution that's happening in the broadcasting world, which is changing the way TV is consumed and commissioned.

Companies like Amazon and Netflix now offer TV on demand, meaning there's no scheduler to tell us what to watch and when to watch it.

And because this kind of TV is consumed via the internet, they are able to harness huge amounts of data to tailor content to the viewer.

But will this be a cold, clinical world of TV without passion and personality? Newsnight technology editor David Grossman reports.