The term Technological Singularity refers to the creation of computers with greater than human intelligence. It was first suggested by Vernor Vinge in 1993. Some have humorously dubbed it "Rapture for nerds". The rationale for the theory is: In a recent book, Ray Kurzweil extends the idea of the singularity to cover the fields of genetics, nanotech, robotics, and the rapidly changing definition of humanity. He says: