The document outlines the evolution of the web from connecting people to information, to connecting people to each other, and now connecting people to systems and systems to each other. It discusses early technologies like search engines, social networks, and blogs that enabled connections between people and information sharing. Emerging technologies like semantic search, intelligent agents, augmented reality and knowledge graphs are now enabling connections between people and intelligent systems, as well as between systems themselves, increasing knowledge sharing and reasoning abilities on the web.