The document discusses theories related to the adoption and diffusion of new communication technologies. It begins by outlining several relevant theories, including Rogers' Diffusion of Innovations theory. It then analyzes each level of the "umbrella" model for understanding technology adoption. The document concludes by predicting how specific technologies may evolve or be replaced by 2022, such as phones becoming hologram-based, computers becoming more portable notebooks, books transitioning to e-readers, and wifi being universally accessible.