An older woman approaches Motsepe and nearly swoons, grasping his arm and laying her head on his chest as he pats her back and murmurs thank you in Xhosa, one of the six African languages he speaks.

FORBES: Magazine Article

Five years ago, at his sister's wedding, he'd posed for a family photograph, his father's arm slung behind his neck, fingers grasping his shoulder.

NPR: Excerpt: 'The Cellist Of Sarajevo'

So even when their eyes are closed they can get a sense of whether an artificial arm is extended, or if there is resistance to a grasping motion, making the limb feel less detached and unnatural than an EMG device.

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