Showcase: Berlin's 'Tech Open Air' festival

As technology becomes more complex we demand greater things from it. And as it turns out, a science fair in Berlin is maintaining our high expectations. Let's find out what they have in store for us! Subscribe: http://trt.world/subscribe Livestream: http://trt.world/ytlive Facebook: http://trt.world/facebook Twitter: http://trt.world/twitter Instagram: http://trt.world/instagram Visit our website: http://trt.world