Three Laws of Robotics authorities such as doctors, teachers and so forth which equals the Second Law of Robotics. Finally humans are typically expected to avoid harming themselves which is the Third Law for a robot. The plot of "Evidence" revolves around the question of telling a human being apart from a robot constructed to appear human – Calvin reasons that if such an individual obeys the Three Laws he may be a robot or simply "a very good man". Another character then asks Calvin if robots are very different from human beings after all. She replies, "Worlds different. Robots are essentially decent." Asimov
Sci-Fi on the Rock numbers, the festival grew in other ways. For example, in May 2009 (almost immediately following the past festival), Sci-Fi on the Rock opened an online store on their website. Also, Due to the success of Hann Made Film's first fan-film, "Star Wars: Inner Demons", Hann Made Films filmed another fan-film, this time a Stargate SG-1/Doctor Who crossover film, titled "Replication". The film debuted at Sci-Fi on the Rock IV, to great reception again. Also, Sci-Fi on the Rock and HannMade Films teamed up to create "Sci-Fi on the Rock TV", a video magazine that provided festival updates on an "almost