No, not the annoying search toolbar that searches the internet, but a personal Googling of your local machine. Read some techie background on it here. Whilst we're on the subject, Picasa is excellent for managing images, and is owned by Google, as, I believe, is Blogger?
IPO or no-IPO, they do seem to be buying / producing good software. (I also love the fact that it works with Firefox - whose time has surely come.)