Most surveillance cameras don't even look like that anymore. We don't know what they look like because they are manufactured ever-smaller and are increasingly hidden - even hidden in plain sight (Hint, hint; Your webcam or cell phone cam).
One of the many arguments cited in defense of mass surveillance is "if you're not doing anything wrong you have nothing to worry about; Don't get in our way of catching the Bad Guys". And of the many counter-arguments "we don't know what government does with that data" is one we have to be concerned about. A twist on that is the prevalence of victimless crime convictions; Victimless Crime Constitutes 86% of The Federal Prison Population...