Understanding Web 3.0

People often get confused when it comes to differentiating Web 1.0 , Web 2.0 and Web 3.0. A few people do call Web 3.0 as still to come in near future, but it has already begun. Lets just try to understand it in a much easier way.
Web 1.0 and Web 2.0 are passe now.

Web 1.0 was all about discovering things yourself, building and developing data on Internet and used for specific purposes with limited usability. Sooner, Web 1.0 was replaced by Web 2.0 and the age of networking began, with time passing and Internet got filled with Web 2.0 applications, websites and developers flooded Internet with their knowledge and new bright ideas.
Then began the debate of this new growing Internet behavior. Search engines started beginning the Information Portal, computers are about to produce results as per our satisfaction. You search something on your favorite Search engine and bang within few minutes you are with answers. Social networking, rather the advancements in Web 2.0 proved to be more and more subtle in developing the pre-present era of Web 3.0.
Yes, we have already started our Internet phase of Web 3.0 with information clogged in databases and all the databases working together to give out the most of what can be provided of the specified keywords. This is Web 3.0
To understand Web 3.0 an Intenet adviser Freek Bijl, gave a beautiful and easy to understand presentation using some great easy to understand example to explain this technology. There are two parts of this presentation.
Check them and let me know how much you know about Web 3.0 now.