I see this trope a lot around these kinds of discussions, but don't really see this going on as much when such events actually happen. Sure, it happens to some

I see this trope a lot around these kinds of discussions, but don't really see this going on as much when such events actually happen. Sure, it happens to some extent but I really wonder whether this claim (saying that large numbers of people basically demand more and more surveillance whenever any major crime happens) is instead hugely exaggerated and pushed by those very people trying to push more and more surveillance...