The participatory panopticon has been a frequent theme here. Ally RU Sirius (with whom I did an interview a few months back [download here]) talks with Jamais Cascio about the concept here (MP3). It's a good listen.
For new readers, Jamais was the co-founder
of worldchanging. He's now blogging at his own
Thanks for posting the link to this, Alex! It was a fun conversation.