Pew Research Center – ” The very first Twitter message was sent on March 21, 2006. The microblogging platform was then known as twttr – the vowels came later, after the founders bought the twitter.com domain name. It spent its first few months as an internal messaging system for Odeo, the company that developed it, then was opened to the general public in July 2006. Today, millions of people around the world use Twitter to break and comment on news, disseminate official pronouncements, organize campaigns and protests, or just let their friends know what’s on their minds. Here are five facts about Twitter at age 10…”