As I noted in my live blog coverage last night at SMX Advanced, Matt Cutts of Google announced that the Google Caffeine infrastructure is now officially completely live.

Here is a video from Search Engine Land of the SMX announcement by Matt Cutts:

Main things to know:
This is not a ranking change, you should NOT see major ranking changes from thisThis does change how Google indexes pages, the speed, scalability and how deep they can get into a site and even into a pageSearch results should be fresherSearch results should go deeper over time

Vanessa Fox at Search Engine Land has some great information. Google explained:

For more history on Google Caffeine see our Google Caffeine archives, we covered it many many times.

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