Pixie is a clever tracking device that uses a set of several tags that, when placed on your phone and other objects (keys, wallet, headphones) creates and actual, literal, map of where all your 'things' are.  The CEO of Pixie Technology, Amir Bassan-Eskenazsi, describes this as the "Location of Things" wherein the Pixie 'nodes' create a network that allows them to communicate with one another and ultimately find each other.

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