WEB 2.0

Where would this World be without web 2.0?  First of all, Web 1.0 was just the biginning of the new technology age and a lot of stuff was limited. Nowadays, Almost everything we do in the WWW is because of web 2.0. such as social networking sites, blogging, video sharing, web application and many more. On the other hand, there are also some disadvantages in web 2.0. For example, in these days people have to be really caredul when searching for something in net because web 2.0 gave power to almost everyone to go and write anything they want with no control at all.