What Is Web 2.0?

Web 2.0 is an application which allows users to socially interact through the internet (social networking site). Its a place where users can create their own profiles, communicate with other users via email, upload and share music, videos and photos.

The youtube video below explains what Web 2.0 exactly is in detail.

Below is another youtube video explaining more about Web 2.0 and how it started.

Above is a mind map picture of Web 2.0 which was constructed by Markus Angermeier, the image is also shown in the above video.