© Tears of Steel (https://mango.blender.org/about/) (2012) by Blender Institute, credited to Ton Roosendaal and Ian Hubert, used and licensed under Creative Commons Attribution 3.0 Unported (CC BY 3.0) (https://creativecommons.org/licenses/by/3.0/) by the Consumer Technology Association (CTA)® / annotated, encoded and compressed from original.