Electronics, namely portable digital electronic devices for recording, organizing, and reviewing text, data and audio files; computer software for use in recording, organizing, and reviewing text, data and audio files on portable digital electronic devices; transmitters, receivers, speakers and parts thereof for use with cellular, wireless computer and telephone communication systems; communication devices for use on eyewear, namely earpieces, transmitters, receivers, speakers and part thereof for use with cellular, wireless computer and telephone communication systems; wearable audio visual display, namely eyewear containing an audio visual display; wireless telecommunications modules