WWW3 (World Wide Web 3.0) is a term that is sometimes used to describe the next evolution of the World Wide Web. It is not a formally recognized term and it is not clear what exactly it means as there is no consensus in the industry on what constitutes "Web 3.0". However, some people use this term to refer to the next generation of the web where the web will be more decentralized, where users will own their data, and web applications will be powered by blockchain technology, AI, and other new technologies.
It is also often associated with the Semantic Web, which is an extension of the current web in which information is given well-defined meaning, better enabling computers and people to work in cooperation. In this vision, the web will become more intelligent and better able to understand and process information, leading to more powerful and efficient online applications and services.
It's important to note that this term is not a formally recognized by any standard organization and it's a concept that people uses to describe the next stage of the web's evolution.