For the last 30 years, the MIT Lab has been a breeding ground for technological progress that's pushed the world into the future. Touchscreens, e-Ink, GPS, wearables—all of these technologies got their start at the Cambridge, Mass., lab, which is known for its cross-disciplinary approach to research. We sat down with Media Lab co-founder Nicholas Negroponte and current director Joi Ito to talk about some of the lab's biggest contributions from the last three decades.