Google targeted by pranksters: Web site operators, bloggers skew results
Google's response to the bombs -- which have increased in frequency during the presidential campaign -- is generally laissez-faire, according to Peter Norvig, the company's director of search quality. Though aware of many of the manipulations, he doesn't consider them to be a major problem. [...]
Google isn't the only Internet bombing range. Other search engines routinely fall victim, though some appear to be less vulnerable.
