Jack Dorsey decided that SMS text suited the status-message idea, and built a prototype of Twitter in about two weeks. The idea attracted many users at Odeo and investment from Evan Williams, who had left Google after selling Pyra Labs and Blogger. Williams, Stone and Noah Glass co-founded Obvious Corporation, which then spun off Twitter, Inc., with Dorsey as the Chief Executive Officer (CEO). As chief executive officer, Dorsey saw the startup through two rounds of funding by the venture capitalists who backed the company. He reportedly lost his position for leaving work early to enjoy other pursuits, such as yoga and
Ken Dorsey Dorsey was sent into the game against the Indianapolis Colts after Derek Anderson was injured; he completed two passes, one incomplete, the other an interception. On December 2, Derek Anderson was put on injured reserve ending his season. Dorsey was named the starter for the remainder of the 2008 season. However, Dorsey was injured during the December 21 game that was against the Bengals. Fourth string quarterback Bruce Gradkowski started in place of Dorsey in week 17 against the Pittsburgh Steelers. Dorsey was released by the Browns on February 9, 2009. For a brief time, Dorsey was the quarterbacks coach