This document summarizes key communication technology concepts and provides predictions for the technology landscape in 2023. It discusses Rogers' diffusion of innovations theory, Moore's innovation adoption rate model, and critical mass theory. It then outlines current and predicted growth areas like the Internet of Things, social networks, smartphones, televisions, and cars. The document predicts that by 2023, technologies will allow for holographic communication, self-driving cars, mind-controlled devices, and ubiquitous Internet connectivity through billions of devices.