"it is relatively unlikely that a random person with no symptoms has a serious medical problem, ie the prior probability is low. Second, it is quite possible — not likely, but possible — that a completely benign thing appears potentially dangerous on imaging"Mass surveillance to seek out terrorism is basically the same thing
This post sums up well what is means to live in our surveillance state. It's not about what you're doing wrong. There's a high potential that broad stroke generalizations about behavior can be misinterpreted as bad behavior. What recourse do we have?
Security Now/Steve Gibson