What is Web 2.0 technology?

According to the Web 2.0 how-to design guide, Web 2.0 is a current school of web page design that has fuelled both a technological and aesthetic approach to web design. It is a term used to described a revival in web simplicity, ‘a new level of technological interactivity between web sites and services’ or being related to new social networking sites. Key features are simplicity, central layout and large areas of solid colours, along with graphic buttons and simple navigation. Often used with some e-mail sites, blogs, MySpace, Facebook, Google Docs, the Apple Website and any other site that has more elaborate designs, buttons, flash technology or interactivity. This blog is in fact, an example of Web 2.0 technology.