If you're looking to reach consumers, you'd be hard-pressed to find a better outlet than Google's very own homepage.
What is usually ad-free space under the Google search bar was transformed today into an ad for the Nexus 7 tablet, which bounces up from the bottom of the search page before it rests right under the search bar with the tagline: "The playground is open. The new $199 tablet from google." The move that could earn Google hundreds of thousands of tablet orders by the end of the day.
(This is a preview - click here to read the entire entry.)