A non-profit site with cool people with cool ideas. Short for Technology Entertainment and Design, TED brings about annual conferences that brings together some of the world's best and brightest thinkers to deliver talks on their area of expertise. All these videos are achieved for free and users can refer to them whenever they want. This way, ideas and inspiration can be spread easier. They have over 70 videos available now. Think of it as "Youtube" with much smarter people in the videos.