If the NSA believes there is a sound reason for listening in on phone calls from individuals whom they believe are working toward the destruction of our society, then it is okay, but they need permission. As for the rest of us who are only interested in living our lives must have the privacy of being able to speak to another person without fear. I have been the unfortunate victim of wiretapping, having my mail opened and constant surveillance for a brief period of time many years ago, and I can tell you, that it was not a very pleasant and I would never wish that on anybody, especially when you have done nothing wrong, but rather a mistake had been made, but I felt extremely paranoid until the error was cleared