Quadrocopters turn into pixels at the voestalpine Klangwolke and form 3D-Modells in the sky. As a world-premiere, the Ars Electronica Futurelab has managed to fly a formation outdoor with so many quadrocopters, painting some moments of magic into the nightsky of Linz. Quadrocopter werden bei der voestalpine Klangwolke zu Pixeln und zeichnen 3D-Modelle in den Nachthimmel.