Online encyclopedia Wikipedia turns 10 years old on Saturday . The site has been around since 2004, but it was only recently that the project began to take off. ` Wikipedia is pretty good but not perfect '' Wales says he worries about censorship in many parts of the world .
Online encyclopedia Wikipedia turns 10 years old on Saturday . Founder Jimmy Wales : `` Wikipedia is pretty good but not perfect '' Wales says he worries about censorship in many parts of the world .