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[[Google Instant]], real-time-search, was introduced in late 2009 in an attempt to make search results more timely and relevant. Historically site administrators have spent months or even years optimizing a website to increase search rankings. With the growth in popularity of social media sites and blogs the leading engines made changes to their algorithms to allow fresh content to rank quickly within the search results.<ref>{{cite web|title=Relevance Meets Real Time Web |publisher=[[Google Blog]]|url=http://googleblog.blogspot.com/2009/12/relevance-meets-real-time-web.html }}</ref>
[[File:Yahoo google Haifa.jpg|thumb|Yahoo and Google offices]]
By 1997, search engines recognized that [[webmaster]]s were making efforts to rank well in their search engines, and that some webmasters were even [[spamdexing|manipulating their rankings]] in search results by stuffing pages with excessive or irrelevant keywords. Early search engines, such as [[Altavista]] and [[Infoseek]], adjusted their algorithms in an effort to prevent webmasters from manipulating rankings.<ref name="infoseeknyt">{{cite news|url=http://query.nytimes.com/gst/fullpage.html?res=940DE0DF123BF932A25752C1A960958260 |title=Desperately Seeking Surfers|author=Laurie J. Flynn|date=November 11, 1996|publisher=New York Times|accessdate=2007-05-09}}</ref>
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