This week's Watch Me Wednesday demonstrates the power of Twitter. Jeff Pulver, creator of the 140 conf, came to Likeable and shared a story about how much of an impact Twitter can make. One minute Pulver is tweeting some news, the next minute he is being followed by the U.S. Airforce and getting direct messages from the Pentagon! If you don't believe in the power of Twitter, you will after hearing this great anecdote. Do you have any stories that demonstrate the power of Twitter? Share your stories in the comments below!