In the future, people should be able to experience VR with all of their senses. Haptic gloves and suits like TeslaSuit and TactGlove are already making virtual worlds more tangible.
With tracking sensors for the legs, running, hopping, and sweating in virtual reality can get really strenuous and realistic. Having fun is guaranteed!
New virtual reality headsets can track users' eye movements and transfer them to their avatars. At the same time, this data can be sold to advertisers, since it also reveals a lot about the users.