Servers for data storage are seen at Advania's Thor Data Center in Hafnarfjordur, Iceland August 7, 2015. As it emerges from financial isolation, Iceland is trying to make a name for itself again, this time in the business of data centres – warehouses that consume enormous amounts of energy to store the information of 3.2 billion internet users. (Photo by Sigtryggur Ari/Reuters)
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