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
Tommy Dorsey The Dorsey Brothers' Orchestra split into two. In the early 1950s, Tommy Dorsey moved from RCA Victor back to Decca. Jimmy Dorsey broke up his big band in 1953. Tommy invited him to join as a feature attraction. In 1953, the Dorseys focused their attention on television. On December 26, 1953, the brothers appeared with their orchestra on Jackie Gleason's CBS television show, which was preserved on kinescope and later released on home video by Gleason. The brothers took the unit on tour and onto their own television show, "Stage Show", from 1954 to 1956. In January 1956 The Dorseys