It looks like Pamela Jones of Groklaw plans to cover this case in full. Based on her reporting, it doesn't look like things are going well for Sony so far:

http://www.groklaw.net/article.php?story=20110112115731533 http://www.groklaw.net/article.php?story=20110114185542531 http://www.groklaw.net/article.php?story=20110117161946648

Apparently, they are having trouble even establishing that they have the right to sue the defendant in a California court.