That was... something.
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Unfortunately, common sense does not always win out.
Don't get me wrong, this was a really enjoyable book and I read it rather quickly - in a weekend, basically. But it was creepy and terrifying and deeply unsettling. I'm not really sure what else I can say about it without diving off the depend into spoiler-land, and I don't really want to go there.
I do think that more people should read this book, especially before the movie comes out in April. It'll probably make a lot of people uncomfortable and squirmy, but it also makes an important point about our right to privacy.