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 As a result of the success of the first festival, Sci-Fi on the Rock organizers Darren Hann and Melanie Collins, as well as the now-larger organizing committee decided that the festival should be held again the following year and should be bigger. Around the summer of 2007, planning for Sci-Fi on the Rock II would commence. The first change was time and place. It was increased from a one-day to a full weekend event, and was held in a larger venue. Sci-Fi on the Rock II was held at the Holiday Inn hotel in St. John's, on Saturday, April 19