Are you feeling lucky? Google is

The "I'm Feeling Lucky" button
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Basically you have $110 million of revenue loss per year associated with that button.

That's because the company makes a lot of its money by selling ads on its search results page. People who are "feeling lucky" never see that page, and therefore Google's ads, because the "I'm Feeling Lucky" button automatically directs them to a non-Google site.
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You've got to ask yourself a question. Do I feel lucky?

http://marketplace.publicradio.org/display/web/2007/11/19/face_of_google/