...and besides this allows you to surf without google registering every fart of yours. Good idea.

Uh, also I suggest to everyone the "self-destructing cookies" extension. I think it's the best cookie solution so far: basically it deletes the cookies after a certain "grace period" unless they are into your white list. This means that (1) your session is forced to last only for slightly more than the time you are on the website (2) you don't stand out as tinfoil-hat (https://panopticlick.eff.org/)