Web 2.0 generally refers to a second generation of services available on the World Wide Web that lets people collaborate and share information online. Web 2.0 application often use a combination of techniques devised in the late 1990s, including public web service APIs, Ajax and web syndication. They often allow for mass publishing (web-based social software). The term may include blogs and wikis.
Lately, a new Web 2.0 application has launched called SayOutLoud. SayOutLoud is an interesting and new approach to your average discussion board site. It’s not a discussion system that you download and install on your site, but a one location where anyone can go and discuss anything at all. It uses tagging rather then using forums and threads to organize content. The system is extremely minimalist and is designed in a way that anyone can get in and start a discussion.
A tag is a keyword which acts like a subject or category. A keyword is used to organize webpages and objects on the Internet. Each user “tags” a webpage or image using his/her own unique tag. An image or webpage may have multiple tags that identify it. Webpages and images with identical...