Attributions
- "Energy" by bensound.com (http://www.bensound.com/royalty-free-music/track/energy)
- "Game Programmer at Work" by Sergey Glayonkin (https://www.flickr.com/photos/sergesegal/11512594484) -- Licensed by Creative Commons Attribution 2.0 Generic (https://creativecommons.org/licenses/by-sa/2.0/)
- Programming by Wikipedia (https://es.wikipedia.org/wiki/Programaci%C3%B3n) -- Website not modified
- "TANDBERG E20 (Jimmy Wales)" by Thomas von der Lippe & Nicolas Goldberg (https://commons.wikimedia.org/wiki/File:TANDBERG_E20_(Jimmy_Wales).jpg) -- Licensed by Creative Commons Attributions-Share 3.0 Unported (https://creativecommons.org/licenses/by-sa/3.0/deed.en) -- Image not modified