This document discusses different types of emerging technologies including wearables, nearables, hearables, virtual reality, 3D printing, and the sharing economy. It provides examples of products and companies in each category, such as Google working with Levi's to create interactive jeans, Fitbit collecting biological and behavioral data through fitness trackers, and Facebook introducing 360 degree videos. The document also discusses how hearables could discreetly provide information to users without needing a screen, and how the sharing economy has grown to include services like meal sharing and book sharing.