Privacy, while rarely a major social concern before 1900, has recently become a high profile issue, bordering on obsession for the general public as well as for the computer and the business worlds. Discussants of privacy rights often take much for granted, and in the most extreme cases, their assertions about privacy and rights are made in a tone of almost axiomatic self-certainty. They typically proceed with the full expectation that the intended audience will assent to the spokespersons positions without question. There have been many proposed and actual extensions of the scope of privacy, which have now progressed to demands for shielding virtually all information about anything an individual might wish to keep secret, despite the exis...