Wikipedia has 133,621 active registered users, and 27,755,916 users. Furthermore, Wikipedia has 819,043,068 page edits. While Google will probably have better a

Wikipedia has 133,621 active registered users, and 27,755,916 users. Furthermore, Wikipedia has 819,043,068 page edits. While Google will probably have better and more engineers, but they rely on usage statistics, and not experts in the specific search domains.