Web 2.0, website customization technique

Web2.0 is the new technology, which gives flexibility to users to customize the interface according to them. Web 2.0 defines the
"web as a plateform" whish is the new era of interface. It has changed the tradetional HTML web site patterns. Web2.0 is about making the global information available to local/social context and giving people the flexibility to find, organize, share and create information in a locally meaningful fashion that is globally accessible. Some companies which have Web 2.0 technology applied to their websites are Google, Yahoo, Amazon, E-bay, Flickr, del.icio.us.