It appears the Sony/Immersion dispute is not over. As you may know, Immersion makes vibration technology for game controllers. The Northern District of California held that Sony infringed Immersion's patents, and awarded Immersion $82 million as a reasonable royalty. Sony has appealed the case to the Federal Circuit, making only one argument--that Immersion hid evidence. Sony's appeal brief contains its allegations. I'm working on compressing it so I can upload it, but in the meantime you'll have to get it from the court, or send me an email and I will forward it along. Interesting reading...