What is Web 2.0

Hi,
i know this is a simple question; i tried to read it at various places but was unable to understand this.

please can some one let me know in detail about this.


* if this question is placed in wrong place then please mods move this.

 

i found it in less then 5 seconds doing a simple g search
http://en.wikipedia.org/wiki/Web_2.0

 

Thanks for the link.

 

A term used to describe a new generation of web service & applications with an increasing emphasis on human collaboration...