We can't really track you across the web in the same way that Google can, but we do track your activity on a particular website and how you interact with the ca

We can't really track you across the web in the same way that Google can, but we do track your activity on a particular website and how you interact with the captcha to see if it conforms to the model of a human user of that website. In the case of Google tracking you, they have your personal information and they are using your activity to show you ads -- we don't have either of those aspects to our business model; so our tracking is essentially anonymous.