The startups bringing brain-computer interfaces to market

On this episode of “Marketplace Tech,” host Meghan McCarty Carino spoke with Christopher Mims, a tech journalist at The Wall Street Journal, about the recent evolution of brain computer interfaces — technology that has enabled people with paralysis to move prosthetic limbs or type out communication using computer implants in their brains — and the neurotech startups trying to bring their implants to a larger market by making them less invasive.