Web 3.0 promises to organize the world's information in a more logical way than current search engines by focusing on semantic web technologies, intelligent systems, 3D interfaces, social aspects, and mobility. Key features include semantic understanding to allow machines to comprehend web pages like humans, personalized intelligent search powered by metadata and context, open standards and data, treating the web as a single database, interactive 3D experiences, unified social profiles, moving freely between databases and apps, and ubiquitous customized mobile access.