"Any intelligent individual" knows that all social networks track location/behavior. "Any intelligent individual" knows that DOJ/NSA/cell providers can track yo

"Any intelligent individual" knows that all social networks track location/behavior. "Any intelligent individual" knows that DOJ/NSA/cell providers can track your position with your cell phone. "Any intelligent individual" knows that a collection of HTTP requests can quickly identify patterns in behavior and preferences. "Any intelligent individual" knows that a few purchases with the same credit card number builds a fairly precise understanding of age/demographic information. What makes one person's personal privacy/communication breakover point better than another?