[pasbesoin]

If you want a "professional's" speculation on this, read David Brin's "Earth". It's several years old, now, but this type of technology is one of the topics it took in fairly head on fashion, if also somewhat incidental to the main plot.

[nooneelse]

Or his non-science-fiction speculations on such matters in The Transparent Society. (http://en.wikipedia.org/wiki/The_Transparent_Society)