9 Computer hardware; downloadable operating system software; Downloadable computer software for virtual reality, augmented reality, mixed reality and extended reality visualization, virtual reality, augmented reality, mixed reality and extended reality manipulation, virtual reality, augmented reality, mixed reality and extended reality immersion and integrating audio, video, text, binary, still images, graphics and multimedia files into virtual reality, augmented reality, mixed reality and extended reality environments; computer peripherals apparatus for virtual reality, augmented reality, mixed reality, and extended reality visualization, manipulation, and immersion; wearable computers, namely, smartglasses; wearable computer peripherals in the nature of smartglasses; virtual reality, augmented reality, mixed reality and extended reality headsets for use in virtual reality, augmented reality, mixed reality and extended reality visualization, virtual reality, augmented reality, mixed reality and extended reality manipulation, virtual reality, augmented reality, mixed reality and extended reality immersion, and integration of audio, video, text, binary, still images, graphics and multimedia files in virtual reality, augmented reality, mixed reality and extended reality environments; computer peripherals for mobile devices for remotely accessing and transmitting data in a virtual reality, augmented reality, mixed reality, and extended reality environment; computer peripherals in the nature of virtual reality, augmented reality, mixed reality, and extended reality headsets and glasses for displaying data and video; downloadable computer software for use in setting up, operating, configuring, and controlling wearable computer hardware and wearable computer peripherals in the nature of smartglasses and activity trackers; carrying cases and holders for use with virtual reality headsets; virtual reality, augmented reality, mixed reality, and extended reality apparatus for recording, transmission or reproduction of sound, images, or data within a virtual reality, augmented reality, mixed reality, and extended reality environment; electronic and optical communications instruments and components, namely, computer display screens for use in virtual reality visualization, manipulation, and immersion; virtual reality, augmented reality, mixed reality, and extended reality eyewear, 3D eyewear, eyeglasses, optical glasses, optical lenses, spectacles, and 3D spectacles; hologram apparatus; holographic apparatus for projecting holographic video, still images, graphics and multimedia files; optical devices, namely, eye pieces for helmet mounted displays