Attendees walk past a signage for Amazon Web Services (AWS) Summit in San Francisco, California, U.S., on Wednesday, April 19, 2017. Amazon.com Inc. Web Services chief executive officer Andy Jassy is leading a push into artificial intelligence to boost Amazon‘s cloud computing, which commands about 45 percent of the market for infrastructure as a service, where companies buy basic computing and storage power from the cloud. Photographer: David Paul Morris/Bloomberg