Web 2.0 causes the meaningful effect on World Wide Web environment. Here ill discuss about some importance and applications of web 2.0 advanced technologies and its evolution with the help of Tim and John.
Web 2.0 refers to a perceived second generation of web-based communities and hosted services such as social-networking sites, wikis and folksonomies — which aim to facilitate collaboration and sharing between users. The term became popular following the first O'Reilly Media Web 2.0 conference in 2004. Although the term suggests a new version of the World Wide Web, it does not refer to an update to any technical specifications, but to changes in the ways software developers and end-users use the web. According to Tim O'Reilly, "Web 2.0 is the business revolution in the computer industry caused by the move to the internet as platform, and an attempt to understand the rules for success on that new platform.
Some technology experts, notably Tim Berners-Lee, have questioned whether one can use the term in a meaningful way, since many of the technology components of "Web 2.0" have existed since the early days of the Web.
When discuss about importance of web 2.0 is Application security takes on greater importance in Web 2.0, so the processing time is reduced while task completing principles.
The web as a platform
Data as the driving force
Network effects created by architecture of participation
Innovation in assembly of systems and sites composed by pulling together features from distributed, independent developers (a kind of "open source" development)
Lightweight business models enabled by content and service syndication
The end of the software-adoption cycle (the so-called perpetual beta)
Software above the level of a single device, leveraging the power of the "Long Tail" http://www.nviro.com/
Ease of picking-up by early adopters.,