[Chancellor Palpatine]

"Federal subpoena" would reflect the most advantageous and fastest way to get IP addresses, confidential info and pulled posts via a Federal diversity suit. Possibly a class action - which thought just entered my head, but which is probably deficient in some way. Those later discovered to reside within Florida could be pursued at leisure, but those pursued out of state would undoubtedly be pursued Federally for ease of enforcement of judgments.

[The Red Zone]

Can you imagine the political firestorm this would trigger, however. If Schiavo goes after a political activism site like this one, the law could quite well get changed on him again.