Yesterday, Barry covered that Yahoo was "doctorin' up" the results for a search at Yahoo! for the term "google.com." There is a thread at Search Engine Roundtable Forums covering the topic.
Well Andy the engineer at AA|RF and I were chatting, and he came up with a possible response by Google, within a Google search result for "good search engine." (The following image is a joke and was not taken from actual results!)
