Could technology start-ups save the UK economy?

The Governor of the Bank of England, Sir Mervyn King, has warned the UK's "road to recovery will be long and winding" with the economy not returning to pre-crisis levels until 2015.

Here Newsnight's Joe Lynham looks at where the UK's future economic growth and jobs might come from, and examines the model of what is happening in London's Tech City, also known as Silicon Roundabout.

Newsnight's Joe Lynham reports.