One problem is that most people decide very early on in their life that they will keep their heads down and never question the violent totalitarian authority that controls them, and thus see no reason why the government would use this data against them.

But then you try the insurance / health care angle and they still just don't care. We've been raised this way. Raised to be like scared children who do not know how to look towards the future or how to accurately assess any complex situation not immediately under their area of expertise