What is Web 2.0 ?

There has been a lot of questions lately about Web 2.0. Web 2.0 is simply a term describing the supposed second generation of web applications that encompass 'community' sites. Examples include wikis, social networking sites, blogs etc.

Here is a link to a short video explaining what Web 2.0 is.

http://www.teachertube.com/view_video.php?viewkey=fb43824bbab2d8c9b078&msg=You+must+be+logged+in+to+Add+to+Favorites!