This article is about the concept of a World Wide Web based on public blockchains. For the concept based around machine-readability, also called Web 3.0, see Semantic Web. Web3 (also known as Web 3.0) is an idea for a new iteration of the World Wide Web which incorporates concepts such as decentralization, blockchain technologies, and token-based economics.Some technologists and journalists have contrasted it with Web 2.0, wherein they say data and content are centralized in a small group of ...