An amazing invention by Pranav Mistry, a PhD student at MIT connecting the physical world with digital world through gathered intelligence by wearable gestural interface. The source of this video is TED Talk Show as taken place at TEDIndia. Most interestingly, apart from the projected price of this device as economical as close to being $300, Pranav mentioned that he will open source the software needed to operate this amazing device. The "open source" plan has received a round of applause by the audience and the community.