Three Laws of Robotics robot's entire developing consciousness is based. This concept is largely fuzzy and unclear in earlier stories depicting very rudimentary robots who are only programmed to comprehend basic physical tasks, where the Three Laws act as an overarching safeguard, but by the era of "The Caves of Steel" featuring robots with human or beyond-human intelligence the Three Laws have become the underlying basic ethical worldview that determines the actions of all robots. In the 1990s, Roger MacBride Allen wrote a trilogy which was set within Asimov's fictional universe. Each title has the prefix "Isaac Asimov's" as Asimov had approved Allen's outline
Sci-Fi Valley Con contest. In addition, the convention even featured a life-size home made Stargate at its entrance. Sci-Fi Valley Con, Part 2 was held on May 17–19, 2013 in Altoona, Pennsylvania at the Jaffa Shrine Center. Over 2,000 visitors came out over the three days to support the event. An exact number cannot be given because it is reported that the promoter sold out of admission wristbands early Saturday evening of the convention and had to use left over wristbands from the previous year. <br> This was the first year for the conventions "indie sci-fi/horror film festival". Many films were submitted for