It could help people with movement disorders, without surgery:
Beyond that, such research raises a philosophical question: If the mind is an illusion, how can it act directly on external things, by the force of decision-making alone?“New Mind-Controlled Robot Arm Needs No Brain Implant” at Mind Matters News
See also: The placebo effect is real,not a trick But the fact that the mind acts on the body troubles materialists. Such facts, they say, require revision.
Follow UD News at Twitter!