Web 2.0 is the term given for the new phase of the internet revolution and the way people are using the web. The term became notable after the first O'Reilly Media Web 2.0 conference in 2004. According to O'Reily,

"Web 2.0 is the business revolution in the computer industry caused by the move of the Internet as a platform, and an attempt to understand the rules for success on that new platform."

Web 2.0 is characterized by the following components:

• Creativity
• Information Sharing
• Collaboration
• Web Functionality

Web 2.0 has sprouted the development of web-based communities and hosted services such as:

• Social Networking Sites
• Video Sharing
• Wikis
• Blogs
• Folksonomies