Since the commercial release of the Internet in 1990 by the National Science Foundation, the market surrounding data exchange has been booming. This so-called Web 1.0, characterized by central control by large media organizations, has evolved over time into Web 2.0, which represents a changed use and perception of Web 1.0. Since then, content is created not only by media organizations but also by independent users. Continuous development is underway, with one aspect being the ongoing integration of virtual worlds into the World Wide Web. What began on a playful level in 1974 with Maze War and evolved through World of Warcraft to Second Life is now starting to become commercially usable for businesses. Has Second Life laid the groundwork for the beginnings of Web 3.0? The question arises whether it has.