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Tech review: This week's headlines

Why a little video gaming could be good for children plus other technology news.

BBC Click rounds up some of the week's top technology stories including what is being described as the "largest data breach". A US security firm says 1.2 billion usernames and passwords have been hacked by a Russian group.

Britons are spending more time on tech devices than they are sleeping, says communications regulator Ofcom and could a little time spent playing video games be good for children?

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