If you’ve never heard of Twitter, bear with us. Twitter is a funny name, but one you should know. In its most basic form, Twitter is a website that asks the simple question: “What are you doing right now?” You are free to answer that question as often as you like, as long as the answer is under 140 characters. Why 140 characters? The main interface for using Twitter is via text message, which has a 140 character limit.
While the above definition of Twitter is true, it only scratches the...