The EFF’s Terms-Of-Service Tracker keeps an eye on multiple websites’ policies.
The EFF's Terms-Of-Service Tracker keeps an eye on multiple websites' policies.
New version of the EFF’s Panopticlick. Audit your browser’s privacy protection settings.
Combining multiple freely available data sources is often just as accurate as a single one, if not more.
It does feel a little sinister.
Because they aren't creepy enough, Facebook have been found to be using the accelerometer on iPhones to track all their owners' movements. Just delete your account.