I was once a student in a punk T-Shirt hooked on screwed-up scenarios. Thats how I became the esteemed cultural figure that I am today.
The level of ignorance is declining, and the ability to accumulate data and manipulate it for various ends is increasing.
Well, they didn't lack for topics after Hiroshima. Why should 9/11 slow them down? I know it got a lot of press, but it's just a few large buildings and aircraft, it's not like D-Day and the Seige of Berlin.
War as Napoleon knew it just not possible any more. However, we're very unlikely to accept or recognize "world peace" even when we get it.
Privacy under what circumstance? Privacy at home under what circumstances? You have more privacy if everyone's illiterate, but you wouldn't really call that privacy. That's ignorance.
A security cam is one small part of a much larger universe of cams. The much larger effect, socially, politically and economically, is going to come from a much larger trend.