Amazon smart devices sit on display during an unveiling event at the Amazon.com Inc. Spheres headquarters in Seattle, Washington, U.S., on Thursday, Sept. 20, 2018. Amazon.com Inc.unveiled its vision for smart homes powered by the Alexa voice assistant, with a dizzying array of new gadgets and features for almost every room in the house -- from a microwave oven to a security camera and wall clock. Photographer: Andrew Burton/Bloomberg via Getty Images
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