While everyone marvels over ChatGPT, a much more important technology is about to be developed and introduced to the general public - brain sensing. Reading one’s mind was a human dream documented as early as 300 BC. Now, thousands of years later, we are finally about to make a brain computer interface an everyday reality. This talk will give an outline how the MIT Media Lab team uses Figma to design full-stack brain sensing systems to help fully paralyzed patients communicate, astronauts to stay attentive and productive as well as keeping thousands of kids around the globe - inspired by what comes next.