“Nobody expects Google, or any index, to be perfect, since the Web is growing and changing so fast and many parts of it are generated from databases and therefore essentially impossible for a search engine to find or classify. | However, researchers at the highly-respected Berkman Center for Internet and Society at Harvard University have found that the company is actively removing sites from its database, and that this censorship is going unnoticed.” Bill Thompson

—Google Censoring Web Content (Oct 2002)BBC News)

Thanks for this link, too, Jim.