One of our goals as VR designers is to leverage the unique advantages of this new technology to create novel experiences that players want to play again and again. The technology is fantastic for making the player feel as if they're interacting in a living and breathing fantasy world they would otherwise not be able to inhabit. Using the hand controllers, our players can touch our world and interact with it in a very visceral sense. However, locomotion systems still haven't caught up to that level of immersion yet.
Player locomotion in VR is still in its infancy, and, as such, there's no one method that has been found to work well. Many methods have been tried. There are vehicle simulation games, where the player remains seated in a cockpit. There are action/adventure games where players run through a landscape using artificial methods...