Have you thought about the cost of storing data from your phone or tablet ? We find out about what cloud storage costs you financially, and its impact on the environment. In Kenya, a huge cyber-attack targets the government's online services. We hear from some of those affected. Facebook has reached three billion users around the world. We ask what people like about it ? And we have a report on delivering rental cars in Germany, but without any drivers. (Picture credit: Getty Images)
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