On July 15th, 2006, Twitter launched. A microblogging and social networking service, Twitter was created by technology entrepreneurs Jack Dorsey, Noach Glass, Biz Stone, and Evan Williams and is considered the SMS (short message service) of the Internet, with over 330 million active users per month. Users range from presidents to musicians, journalists to teachers, actors to athletes. As of June 2021, former President Barack Obama became the...