To the sad story of a father who was trapped inside a snowman for the winter ("Jack Frost"), we must now add "Tron: Legacy," where the father has been trapped inside a software program for 20 years. Yes, young Sam Flynn has grown up an orphan because his dad was seduced and abducted by a video game. Now a call comes for the young hero to join his old dad in throwing virtual Frisbees at the evil programs threatening that digital world.