Tech review: A look back at the week's headlines

Facebook has announced it will purchase Oculus VR, a start-up specialising in virtual reality headsets, for $2bn (£1.2bn).

The US Department of Justice has made the first convictions against distributors of pirated mobile apps.

And a company has developed a "smart" mannequin which can tell customers what it is wearing - shoppers are given the location of the item in store or a link to the online shop.

BBC Click's Spencer Kelly has details of these and other technology stories of the week.

Watch more clips on the Click website. If you are in the UK you can watch the whole programme on BBC iPlayer.