When someone talks about Web 2.0, they are usually referring to the current interactive phase of internet development, defined by blogging, social networking and "wiki" sites built with user-generated content.

But what is the next evolution? What is web 3.0? In an article in the Financial Times Dawn Bebe, managing director of the UK's first social shopping site for women, Osoyou.com, ventures a guess that "The next evolution for the web is social networks that have a purpose - vertical social networks"