So how much does Google know about you and your online habits? It's only when you sit down and actually start listing all of the various Google services you use on a regular basis that you begin to realize how much information you're handing over to Google.
This has, as these things tend to do, given rise to various privacy concerns. It probably didn't help when Google's CEO, Eric Schmidt, recently went on the record saying: "If you have something that you don't want anyone to know, maybe you shouldn't be doing it in the first place."
Now let's have a look at how Google is gathering information from you, and about you.