Wearable computer hardware; Computer software for recording, storing, transmitting, receiving, displaying and analyzing data from wearable computer hardware; Digital video eyewear; head-mounted display screen devices and their component parts, namely, video display cards; interface electronics, namely, video driver interface circuits for digital video eyewear; cables, namely, electronic cables and connection cables; microdisplays, namely, head mounted video displays and near eye video displays; near eye display optics; virtual reality game headsets; software and firmware for video drivers and video processing provided as updates for or in combination with head-mounted display screen devices; software and firmware for displaying video games and electronic media on display screen devices provided as updates for or in combination with head-mounted display screen devices; personal video display screens and personal video display devices; computer software for viewing digital images and photographs provided as updates for or in combination with head-mounted display screen devices; computer software to enhance the audio-visual capabilities of multimedia applications, namely, for the three-dimensional rendering of graphics, still images and moving pictures provided as updates for or in combination with head-mounted display screen devices