May 19
15
Just an FYI, Google did not simply flip the switch last week and turn on the new GoogleBot, the evergreen GoogleBot, over night. Google said it was already indexing 10% of the web back in November. It scaled from less than 1%, to 1%, 10%, 20%, 30%, 40%, 50%, 75%, to 100% over several months and just reached 100% last week
Read more from the original source:
Google Rolled Out The New GoogleBot Over Several Months