Three Laws of Robotics later wrote that he should not be praised for creating the Laws, because they are "obvious from the start, and everyone is aware of them subliminally. The Laws just never happened to be put into brief sentences until I managed to do the job. The Laws apply, as a matter of course, to every tool that human beings use", and "analogues of the Laws are implicit in the design of almost all tools, robotic or not": Asimov believed that, ideally, humans would also follow the Laws: Asimov's stories test his Three Laws in a wide variety of circumstances leading to
Sci-Fi on the Rock Apart from the media guest Q&A's, autographs and photo sessions, there are many other workshops during the festival, these change yearly but in the past have included: Making its first appearance at Sci-Fi on the Rock 2009, the Cantina is an informal concert/variety show held on one of the evenings of the festival. Performers opt to play Sci-Fi related music, known as Filk, but that is not always the case. The Cantina features performances by musicians involved with the festival, an open mic, and there is an improvised acting piece prepared that audience members are call upon to perform. The