Neil deGrasse Tyson Instagram – Mind over Matter Known as Beta Waves, when focused on a task, the frontal lobe of my (and your) Brain fire billions of neurons that can be measured electromagnetically at the surface of my forehead. The device converts and delivers the signal to a Bluetooth-activated switch, triggered to turn on when the “focus meter” hits 90 out of 99. Invented by Trent Johnson, an AV tech I met in Asheville, North Carolina after a public talk I delivered there. [Video: 30 sec]