Caffeine :- New web indexing system of Google

Google announcing the completion of a new web indexing system called Caffeine. Caffeine provides 50 percent fresher results for web searches than google last index, and it's the largest collection of web content google offered. Whether it's a news story, a blog or a forum post, you can now find links to relevant content much sooner after it is published than was possible ever before.

With Caffeine, we analyze the web in small portions and update our search index on a continuous basis, globally. As we find new pages, or new information on existing pages, we can add these straight to the index. That means you can find fresher information than ever before—no matter when or where it was published.

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That was cool i bet that indexing thing will be useful for all of SEO and Webmaster it makes more easy to find the latest information that Google have index.