The problem of how to gradually implement a pervasive surveillance state without at any one time arousing people's suspicions to the point where they will actua

The problem of how to gradually implement a pervasive surveillance state without at any one time arousing people's suspicions to the point where they will actually do something meaningful about it? Seriously, though, I would love to know the actual motivation for this. Somehow these days I have trouble attributing changes like this to simple bureaucratic momentum.