[Music] In 1924, we discovered that we could read brain waves. 100 years later, we are still attaching wires to our head with conductive goo. A century of innovation and we are still stuck with jellied electrodes.Now, everyone's favorite billionaire, Elon Musk, has a solution. Drill a hole into your skull, thread wires through your brain tissue, and become a cyborg. It's bold. It's brave.But it's not for everyone. See, Musk is trying to build a solution for a million people. Ones who are willing to pay hund ...