This document defines and compares various virtual, augmented, and mixed reality technologies as well as key marketing concepts like brand reach, user engagement, storytelling, and story living. It provides definitions for 360 video, web VR, augmented reality, mixed reality, and virtual reality. It also maps these technologies based on their potential for brand reach (mass vs niche audiences) and level of user engagement (storytelling vs story living experiences). Finally, it outlines how media is evolving from 2D storytelling to 3D immersive storyliving experiences using these new technologies.