With its focus on innovative products and cutting-edge technology, the annual Consumer Electronics Show (CES) has not historically paid much attention to energy companies.
But there were signs of a shift at this year's Las Vegas event, as the tech sector begins to confront its substantial energy needs, which are certain to grow as cloud computing and artificial intelligence advance.
"If you'd asked me to do CES five years ago, I wouldn't necessarily have seen the point," said Sebastien Fiedorow, chief executive of the French start-up Aerleum, which manufactures synthetic fuel from carbon dioxide.
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