What is Swicki and what has it got to do with Web 3.0?

Swicki is a collaborative social search engine produced by the company Eurekster. Swicki is based on social networking and relies on interest groups. You can join a community that matches your interest or rate a particular resource listed. Swicki is advertised as a social browser which allows users to create specific searches on topics, while permitting total control over the overall search results.
Community built search portals like Swicki and natural language search sites like Powerset will be quite useful to enhance your reader’s search experience. It allows to build specific searches to your own interests and that of your community and also get constant updated results from your web page or blog. Swickis scan all the data indexed in Yahoo Search, plus all additional sources you specify.