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  1. Holy crap! The first 3D-printed battery is as tiny as a grain of sand gigaom.com/2013/06/18/the-first-3d-printed-battery-is-as-tiny-as-a-grain-of-sand/
    On twitter.com Twitter logo AaronGustafson’s avatar ♻️ 4 Retweets Mood -3 🙁