Amazon’s surprise bestselling tech product for the 2016 holiday season was the Amazon Echo; sales are 8 times more than the 2015 holiday season. A voice controlled wireless speaker that can stream music from Amazon and other music services, Echo features Alexa, Amazon’s own version of the jinni in the bottle. Alexa is rapidly morphing into a multi-featured “digital assistant”, one of many such intelligent or smart artifices offered today.

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