Even as Google's business growth softens, the company continues to eat everyone else's lunch. Search engine marketing firm Efficient Frontier claims "Advertisers are putting all of their new search dollars into Google, and pulling money out of Yahoo Search and Microsoft Live Search." For every new dollar spent on search this year, Google picked up most of that dollar and, in addition, took a bit of business away from Microsoft and Yahoo. That means more and more Internet ad revenue will be routed to a single company that gets 98 percent of its income from ads. What could go wrong?