History of video games/XR

Foundations
As augmented reality, virtual reality, and mixed reality applications proliferated it became clear that an umbrella term was needed for these related spacial interactive technologies. Though XR (eXtended Reality) began entering popular use among game developers as a catch all term for applications falling anywhere on this reality to virtuality continuum.

Developments
In 2019 Audi experimented with XR technology as both in car entertainment and as a motion sickness treatment.