http://searchengineland.com/google-25-of-queries-are-new-adding-question-engine-11535 http://searchengineland.com/google-25-of-queries-are-new-add... 25% of go

http://searchengineland.com/google-25-of-queries-are-new-adding-question-engine-11535 http://searchengineland.com/google-25-of-queries-are-new-add... 25% of google searches are unique. I bet another 25% would be so rare and numerous you couldn't possibly have time to tune them. In fact, when you think about how much revenue a single search brings, a search is going to have to happen on the order of 1,000 times (at least?) before you can have a human hand tuning them.