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
Biz Markie New York. He graduated from Longwood High School in 1982. Biz Markie was interviewed in the 1986 cult documentary "Big Fun In The Big Town". Markie released his debut album, "Goin' Off," in 1988, which attracted a fair amount of attention, largely due to the lead single, "Make the Music With Your Mouth, Biz". The album also featured the underground hit singles "Nobody Beats The Biz", "Vapors", and "Pickin' Boogers". On October 10, 1989, Biz Markie's second studio album, "The Biz Never Sleeps," was released on Cold Chillin'/Warner Bros. Records, produced by Biz, his cousin Cool V and Paul C.