“The modern internet is often thought of as a miracle of openness – its global reach, its outflanking of censors, its seemingly all-seeing search engines. ‘Many many users think that when they search on Google they’re getting all the web pages,’ says Anand Rajaraman, co-founder of Kosmix, one of a new generation of post-Google search engine companies. But Rajaraman knows different. ‘I think it’s a very small fraction of the deep web which search engines are bringing to the surface. I don’t know, to be honest, what fraction. No one has a really good estimate of how big the deep web is. Five hundred times as big as the surface web is the only estimate I know.’”
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