Five years ago, Twitter co-founder Jack Dorsey sent out the world's first Tweet. It said: "just setting up my twttr." Today, it's used to archive what we ate for lunch and more importantly, break news in real-time.
Bill Gates, master and commander of anything blue with a screen of death, has joined the Twitterati. He opened his account yesterday with the words, "Hello world. Hard at work on my foundation letter - publishing on 1/25." (Hello world...
