One hundred million voices
Thursday, September 08, 2011
Five years ago, Twitter came to life when @jack sent the first Tweet to his seven followers. Now, 100 million active users around the globe turn to Twitter to share their thoughts and find out what’s happening in the world right now.
More than half of them log in to Twitter each day to follow their interests. For many, getting the most out of Twitter isn’t only about tweeting: 40 percent of our active users simply sign in to listen to what’s happening in their world.
以下
http://blog.twitter.com/2011/09/one-hundred-million-voices.html
facebookのアクティブユーザーはもっと多いと聞きましたが、あまりにも多いですねっと (・ω・)