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Google has been accused of [[liberal]] bias; for several years, searching for phrase "miserable failure" returned the biography page of [[George W. Bush]]<ref>[http://boingboing.net/2007/01/26/bush_no_longer_miser.html Bush no longer "miserable failure": Google tackles googlebombs]</ref> due to an exploit of its search algorithm, and it consistently includes links to the liberally-biased [[Wikipedia]] on its first page of results. A reason for this is that its search algorithm gives a higher rank to sites which are linked to by many other sites; the interconnected nature of the Wiki model necessarily improves the ranking of Wikipedia pages.

Google has been accused of [[liberal]] bias; for several years, searching for phrase "miserable failure" returned the biography page of [[George W. Bush]]<ref>[http://boingboing.net/2007/01/26/bush_no_longer_miser.html Bush no longer "miserable failure": Google tackles googlebombs]</ref> due to an exploit of its search algorithm, and it consistently includes links to the liberally-biased [[Wikipedia]] on its first page of results. A reason for this is that its search algorithm gives a higher rank to sites which are linked to by many other sites; the interconnected nature of the Wiki model necessarily improves the ranking of Wikipedia pages.

Google owns [[YouTube]], the home made [[video clip]] site. [[Viacom]] are suing YouTube, and thus Google, for a reported $1 billion, arguing that the economic model of YouTube is based on copyright infringement.<ref>http://news.bbc.co.uk/1/hi/business/6446193.stm</ref>

Google owns [[YouTube]], the home made [[video clip]] site. [[Viacom]] are suing YouTube, and thus Google, for a reported $1 billion, arguing that the economic model of YouTube is based on copyright infringement.<ref>[http://news.bbc.co.uk/1/hi/business/6446193.stm Viacom will sue YouTube for $1bn]</ref>

==PageRank Algorithm==

==PageRank Algorithm==