Jack Dorsey days, Dorsey worked occasionally as a fashion model. By age fourteen, Dorsey had become interested in dispatch routing. Some of the open-source software he created in the area of dispatch logistics is still used by many taxi cab companies. Dorsey attended the University of Missouri–Rolla for two-plus years (1995–1997) before transferring to New York University, but he dropped out in 1999, one semester short of graduating. He first came up with the idea that he developed as Twitter while studying at New York University. While working on dispatching as a programmer, Dorsey moved to California. In 2000, Dorsey started his
Toy Biz Toy Biz in 1997, and in June 1998, Toy Biz and Marvel Entertainment Group were merged to create Marvel Enterprises, to bring Marvel out of bankruptcy. Toy Biz became a division of the new company. In 1999, Toy Biz ventured into professional wrestling. The World Wrestling Federation (WWF) was quickly becoming one of the highest grossing licenses at toy retail, leading Toy Biz to acquire the master toy license of America's second largest wrestling promotion, World Championship Wrestling (WCW). After two years, the license deal was cut short, due to WCW being purchased by the WWF in 2001. In 2001,