High Quality Content by WIKIPEDIA articles! The case Micro Star v. FormGen Inc. 154 F.3d 1107 (9th Cir. 1998) is a California court case in which United States Court of Appeals for the Ninth Circuit overruled the district court`s decision in favor of the plaintiff, FormGen Inc. against the defendant, Micro Star on the issue of the fair use of the user-created levels for the video game Duke Nukem 3D, which is owned by FormGen Inc.. This case established that audiovisual display can be copyrightable in certain circumstances.