Wikimedia Vs Google

Dec 23, 2006: Wikimedia decided to launch its own search engine called 'Wikiasari'.
http://www.techcrunch.com/2006/12/23/wikipedia-to-launch-searchengine-exclusive-screenshot/

Dec 13, 2007: Google announces 'Knol'- a Wikipedia competitor
http://googleblog.blogspot.com/2007/12/encouraging-people-to-contribute.html

Dec. 24,2007: Jimmy Wales announced that Wikia Search had entered "private pre-alpha", with a planned public launch date of Jan 7, 2007.
http://lists.wikia.com/pipermail/search-l/2007-December/000845.html

I am not having very much interest in success of Knol and Wikiasari, but I want to see what happens when a profit based organization and an non-profit based organization takes on each other.