Quick follow-up. Ars Technica has a great summary of the events along with some new details.
The Penny Arcade fans have banned together and worked up a detailed account of Jack's activities. One of the forum members has reported the entire incident to the FBI, including the detailed report (forum thread here [NSFW language]). The letter has also been sent to the Florida Bar Association who has already once reprimand Thompson in 1998.
Disbarment might be a pipe dream, but it's one more step on Jack's way to the bottom. By the way, search for John B. Thompson on Google for some hilarious reading.