It can save the time and press for the search engine, also for the websites.
It can bring new search engine that named Search Engine 2.0.
Using Sitebases protocol, will save 95% bandwidth above. It is another sample for long tail theory.
In this protocol, I suggested that all search engine can share their Big Sitebases each other, so the webmaster just need to submit their Sitebases to one Search Engine.
And I suggested that all search engines can open their search API for free and unlimited using.

Please visit: http://www.sitebases.org