Thank you, but that's just the "plain" phantom limb illusion. I was thinking of a completely different documentary -- the person was actually wearing a complete

Thank you, but that's just the "plain" phantom limb illusion. I was thinking of a completely different documentary -- the person was actually wearing a complete VR setup. (Now that I think about it, I think it might have been a researcher at Uppsala University. Just in case anyone finds this comment in future.) EDIT: Ah, here we are. I think this is the one I was remembering: http://www.bbc.co.uk/programmes/p004t0xw http://www.bbc.co.uk/programmes/p004t0xw (alas its "not available in [my] location", so...) (I do seem to remember seeing an even earlier version of this experiment on this very programme, Horizon, but that may be a false memory.)