For the curious, there are other goofy versions of Google that you can use. Click "Language Tools" on the right side of the www.google.com homepage, and scroll down to the list at the bottom of the page.
Some of the other funny ones they have are Elmer Fudd, Pig Latin, and Bork, Bork, Bork.
HBK: Youíre flat broke arenít you? MJ: Please let me wrestle on RAW! HBK: Fine, but I ainít weariní no fruity tassels. MJ: Are these your mirror pants? HBK: Give me those!
Well, like http://kb.mozillazine.org/Browser.sessionhistory.max_total_viewers says: Pages that were recently visited are stored in memory in such a way that they don't have to be re-parsed (this is different than the cache).