I referenced this in my other reply, but this is one of the ones that blew my mind: https://www.washington.edu/news/2019/07/01/play-a-video-game-using-only-you

I referenced this in my other reply, but this is one of the ones that blew my mind: https://www.washington.edu/news/2019/07/01/play-a-video-game-using-only-your-mind/ https://www.washington.edu/news/2019/07/01/play-a-video-game...