IBM's WebFountain search engine has gotten some attention in the past as a potential Google killer, though it was never released to the public in that way. Instead, the company positioned it as a high-level tool for web data mining. That use just took a blow, given that Factiva has dropped its partnership to use WebFountain for reputation monitoring. Indexing refresh was said to be too slow.
More here from Information World Review: Factiva to drop IBM's WebFountain. Also see IBM and Search for some links to more information on WebFountain, Monitoring Super Bowl Ad "Buzz" for mentions of some competing reputation tracking tools and IBM's WebFountain LaunchedThe Next Big Thing? for a past write-up on the IBM-Factiva partnership.