Great points. Related tangent: for those interested in this topic of "unlawful massive domestic surveillance", I heartily recommend Cory Doctorow's "Little Bro

Great points. Related tangent: for those interested in this topic of "unlawful massive domestic surveillance", I heartily recommend Cory Doctorow's "Little Brother" novels -- esp the most recent, "Attack Surface". They get the technical details right while remaining accessible and engaging regardless of the reader's geek acumen.