Nicholas G. Carr essay titled "The Amorality of Web 2.0," he criticized the quality of volunteer Web 2.0 information projects such as Wikipedia and the blogosphere and argued that they may have a net negative effect on society by displacing more expensive professional alternatives. In a response to Carr's criticism, Wikipedia co-founder Jimmy Wales admitted that the Wikipedia articles quoted by Carr "are, quite frankly, a horrific embarrassment" and solicited recommendations for improving Wikipedia's quality. In May 2007, Carr argued that the dominance of Wikipedia pages in many search results represents a dangerous consolidation of Internet traffic and authority, which may be leading
Jimmy Wales web. He taught at both universities during his postgraduate studies but did not write the doctoral dissertation required for a PhD, something he ascribed to boredom. In 1994, Wales took a job with Chicago Options Associates, a futures and options trading firm in Chicago, Illinois. Wales has described himself as having been addicted to the Internet from an early stage and he wrote computer code during his leisure time. During his studies in Alabama, he had become an obsessive player of Multi-User Dungeons (MUDs)—a type of virtual role-playing game—and thereby experienced the potential of computer networks to foster large-scale collaborative