A small robotic arm can bring your digital sketches to life, by re-creating your on-screen drawings with a pen and paper. The arm, dubbed Line-us, mimics the user's drawing motions to re-create a digital sketch with pen and paper, by connecting to an app via Wi-Fi. At its heart, the machine was developed to be a device for people to play with, said Robert Poll, a technologist and one of Line-us' co-founders.
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