The Tweeter-in-Chief has provided more free marketing than money could buy. Twitter is now an indelible brand on decadal timescales. They might go the way of M

The Tweeter-in-Chief has provided more free marketing than money could buy. Twitter is now an indelible brand on decadal timescales. They might go the way of MySpace someday, but, at present, there's nothing in the West quite like Twitter.