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The child-size unit, named uBot-5, uses arms and a computer screen through which therapists can interact with the patient.
Researchers at Henry Ford Hospital in Detroit present a case study in which "dystexia" was the only symptom of a stroke. The patient had no trouble speaking, only texting.
While anyone who texts has probably sent or received weirdly illegible messages at some point, Harvard researchers point to garbled texts as one possible indicator of neurological problems.
Chad Ruble's mother can't use keyboards. So he used a Kinect and some open-source code to devise a system that lets her wave her hand to select emoticons and function buttons.