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Microsoft chief executive Satya Nadella opens the US technology titan’s annual Build Conference in Seattle on May 10, 2017 with a focus on a future rich with artificial intelligence that follows people from device to device. Microsoft on Wednesday unveiled new tools intended to democratize artificial intelligence by enabling machine smarts to be built into software from smartphone games to factory floors. / AFP PHOTO / Glenn CHAPMAN (Photo credit should read GLENN CHAPMAN/AFP/Getty Images)