Fri Jul 28 2017 15:05:30 GMT+0000 (UTC)

A phone, a PC, a TV, a car - odds are you have one and odds are you have no idea how they work.

The tools that were supposed to make life easier could be putting us at risk

A phone, a PC, a TV, a car - odds are you have one and odds are you have no idea how they work.

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