The purity of search results challenges Google and offers an opening to rivals http://www.siliconvalleywatcher.com/mt/archives/2005/03/the_purity_of_s.php by Tom Foremski for SiliconValleyWatcher The purity of search results, free from commercial influence, is likely the only way a new search engine company can... en-us Of AIR, Hilltop and Next Generation Search http://www.threadwatch.org/node/1977 Become.com, the new shopping search engine from