The following is a good article to read if you would like to learn what the future of Google search will be.
I am not sure if Dr. Singhal would like the following analogy or not.
I tell people who never heard of him that he is the "Michael Jordan" of search.
Amit Singhal - Google SVP Search and Google Follow thinks the first era of search was marked by people visualizing interactions as taking place between them and some wall of distant machinery.The new era - one that we slipped into gradually, perhaps in synch with the way we adopted mobile devices as cyborg-ish appendages ...