History Founded by Jack Dorsey, Evan Williams, and Biz Stone (@Jack, @Evan, @Biz) Programmers who worked at a podcasting company called Odeo Inc. in San Francisco. Looking for a way to reinvent a dying company & send text on their cell phones in a direct, short message.
How Does It Work? 140 characters Followers @ Username Retweet Hash tag (#) trends Direct Message
First Tweet On March 21, 2006, @Jack sent the first tweet: “just setting up my twttr.” In tweet number 38, Dom Sagolla said “Oh, this is going to be addictive.” From there, a new communication revolution was born.
Popularity May of 2011=300 million March of 2012=465 million users 65% increase in 10 months 11 new accounts per second (thenextweb.com)