Computer hardware; Computer hardware for upload, storage, retrieval, download, transmission and delivery of digital content; Computer hardware for use in network management of LED displays, electronic displays, digital signage and persistence of vision displays; Computer hardware for remotely uploading and scheduling content on LED displays, electronic displays, digital signage and persistence of vision displays; Computer hardware for providing access and interaction with other software applications on remote devices; Computer hardware for displaying three-dimensional 3D holographic images; Computer hardware for creating, displaying, uploading, and managing three-dimensional ("3D") content; Computer hardware for gaming and entertainment for electronic storage of data; Computer hardware for displaying advertising, information and entertainment content on the Internet; Computer hardware for displaying video and image data; Computer hardware and recorded software systems for use in network management of LED displays, electronic displays, digital signage and persistence of vision displays; Computer hardware and recorded software systems for remotely uploading and scheduling content on LED displays, electronic displays, digital signage and persistence of vision displays; Computer hardware and recorded software systems for providing access and interaction with other software applications on remote devices; Computer hardware and recorded software systems for displaying three-dimensional ("3D") holographic images; Computer hardware and recorded software systems for creating, displaying, uploading, and managing three-dimensional ("3D") visual content; Computer hardware and recorded software systems for gaming and entertainment for electronic storage of data; Computer hardware and recorded software systems for displaying advertising, information and entertainment content on the Internet; Computer hardware and recorded software systems for displaying video and image data; Computer hardware for wireless content delivery; Hologram apparatus; LED monitors; Digital signage display panels; Downloadable computer software for organizing and viewing digital images and photographs; Downloadable computer software for processing digital images; Downloadable computer operating software; Downloadable computer operating system software; Electric luminescent display panels; Electronic LED signs; Electronic machines used to apply holographic overlay and to set up and control holograms and verification thereof; Recorded computer operating system software