1. A system, comprising: an interactive head-mounted display device comprising an optical assembly through which at least a portion of a surrounding environment and displayed content are viewable, an integrated processor for handling content for display, and an integrated image source for introducing the content to the optical assembly; a communications facility for communicating as a content providing master head-mounted display device with one or more other interactive head-mounted display devices; and a position sensor configured to acquire position information regarding a position of the interactive head-mounted display device, wherein the interactive head-mounted display device is configured to distribute content wirelessly to the one or more other interactive head-mounted display devices simultaneously when communicating as the content providing master head-mounted display device, wherein the interactive head-mounted display device is configured to receive position information from each of the one or more other interactive head-mounted display devices regarding a position of each of the one or more other interactive head-mounted display devices, and synchronize the one or more other interactive head-mounted display devices and the interactive head-mounted display device based on the position of the interactive head-mounted display device relative to the position of each of the one or more other interactive head-mounted display devices, and wherein the interactive head-mounted display device is configured to control an external device other than the one or more other interactive head-mounted display devices.