Oculus Logo: https://images.squarespace-cdn.com/content/57ec93f7197aeada93d902d7/1481834985997-PMAR93M1YYC17MFE7YA3/oculus_logo.png?content-type=image%2Fpng
Spectecles book: https://www.bigfishgames.com/blog/from-total-recall-to-oculus-rift-a-brief-history-of-virtual-reality/
NASA View: https://www.nasa.gov/sites/default/files/1990_a_new_continent.jpg
Sword of Damocles: https://ce.uwex.edu/wp-content/uploads/2016/07/sword-of-damocles-1.jpg
Valve: https://www.topmanagementdegrees.com/10-corporations-doing-things-differently-in-a-good-way/
HTC: https://www.htc.com/us/newsroom/
Telesphere: https://commons.wikimedia.org/wiki/File:Sensorama_morton_heilig_patent.png
Virtual Reality in the 90's: https://www.youtube.com/watch?v=dji9YiPZ4AM
Virtual Boy Commercial: https://www.youtube.com/watch?v=17euo2DzBZI