Elon Musk’s first human experiment with a computerized brain device developed significant flaws, but the subject, who is paralyzed, has few regrets.Elon Musk’s first human experiment with a computerized brain device developed significant flaws, but the subject, who is paralyzed, has few regrets.Read MoreBrain, Medical Devices, Sensors, Implants, Computers and the Internet, Disabilities, Paralysis, Clinical Trials, Research, Food and Drug Administration, Neuralink Corp, Musk, ElonNYT > Health