Gold Digging in Gold Field's Golden, Robotic Mine
Olivia Sterns heads 2.5km underground with the CEO of Gold Fields as he shows off one of the most automated mines in the world - and outlines his plan for the future by moving people away from the rock face and on to the surface.
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Soylent: The Food of the Future?
18:26 - Rob Rhinehart, Soylent's chief executive officer, discusses the company's quest to disrupt the food industry. He speaks with Bloomberg's Emily Chang on "Bloomberg West." (Source: Bloomberg)