None of these have anything to do with "privacy", they all derive out of common law tort principals. If it were an issue of "privacy" the use to which the name or information is put to would be irrelevant.

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"It's a good feeling to shoot a bad guy. Something you democrats would never understand. Americans are homesteaders, we want a safe home, keep the money we make, and shoot bad guys!"

----Denny Crane