Twitter on March 21, 2006, when Dorsey published the first Twitter message at 9:50 p.m. Pacific Standard Time (PST): "just setting up my twttr". Dorsey has explained the origin of the "Twitter" title: ...we came across the word 'twitter', and it was just perfect. The definition was 'a short burst of inconsequential information,' and 'chirps from birds'. And that's exactly what the product was. The first Twitter prototype, developed by Dorsey and contractor Florian Weber, was used as an internal service for Odeo employees and the full version was introduced publicly on July 15, 2006. In October 2006, Biz Stone, Evan
Sidney Dorsey to Brown's murder, but was unsuccessful. During his tenure as sheriff, Dorsey also served on the task force that looked into reopening the case of convicted child murderer Wayne Williams. Dorsey appeared as one of many, including some of the victims' relatives, who voiced public doubt of Williams's guilt of the murders. Dorsey is quoted as stating: ""Most people who are aware of the child murders believe as I do that Wayne Williams did not commit these crimes"". Williams was identified as the key suspect in the Atlanta Child Murders that occurred between 1979 and 1981. In January 1982, he