Rick Perlstein: I don't mean to seem alarmed, but it appears Google's book search function is, just...gone. In a sane country it would be a huge deal, front page news, that a privately owned utility that millions researches, from journalists to scholars, rely on every day to advance knowledge can just disappear.

I don't mean to seem alarmed, but it appears Google's book search function is, just...gone. In a sane country it would be a huge deal, front page news, that a privately owned utility that millions researches, from journalists to scholars, rely on every day to advance knowledge can just disappear.