SciFriday: Mindreading AI, Big Brother, and Pre-Crime

While this would be a wonderful tool for people with speech disabilities, researchers want to take it a step farther and make this an implantable device.  Given the news from Europe that tech companies will begin policing the Internet for "hate speech" (and who defines what "hate" means?), we suspect there will be other uses for this technology that is beyond Orwell's darkest nightmare. Also:  How social media is being used by governments and social justice warriors to shape your opinions and worldview.