Ben DeLaney describes virtual reality and explains the fundamentals of how it works. He showcases several virtual reality applications and provides use cases for the technology to show how powerful it can be. While this clip depicts some outdated technology, the fundamentals of how virtual reality works are still relevant today.
Jake participates in the Avatar Program, which enables humans to explore the remote environment of Pandora. He is able to control his avatar as if he were physically in the environment himself. He is able to experience all of the feelings that his avatar experiences, as there is a whole-body remote neural interface linking his human body and the avatar body. This clip depicts an extremely advanced (and currently unrealistic) form of virtual reality.
Neil and Shaun use augmented reality (AR) to practice a cardiac surgery on a patient's heart and find a scenario in which he would survive. They find a solution with an exceedingly low margin of error.
When the other mice warn of a cat, Fievel doesn't believe them. His father once told him that cats don't exist in America, and he shares that belief. He changes his mind and runs for his life when a black cat attacks him in an attempt to eat him.