Three Laws of Robotics card-readers in "The Caves of Steel" have a capacity of only a few kilobytes per square centimeter of storage medium. "Aurora", in particular, presents a sequence of historical developments which explains the lack of nanotechnology — a partial retcon, in a sense, of Asimov's timeline. There are three Fourth Laws written by authors other than Asimov. The 1974 Lyuben Dilov novel, "Icarus's Way" (a.k.a., "The Trip of Icarus") introduced a Fourth Law of robotics: Dilov gives reasons for the fourth safeguard in this way: "The last Law has put an end to the expensive aberrations of designers to give psychorobots
Sci-Fi on the Rock Friday Night Karaoke in 2015. Sci-Fi on the Rock holds a dance on the Saturday of the convention. This is a 19+ event held at the hotel the convention is being held in. It is a very popular event that draws quiet a crowd. The Starlight Social started as an add-on event that included champagne and possibly meeting guests. After the introduction of the VIP Pass in 2015 it became a VIP only event. There is champagne and finger foods and a chance to socialize in a smaller setting than the dance or karaoke. Since its inception, Sci-Fi on the