TNS and The Conference Board just released the “Consumer Internet Barometer”, in which they try to answeer the question that I am so often asked, "Why do you tweet?".

According to their data, the primary reason Internet users use Twitter is to keep in touch with friends.

There was one other interesting nugget in the numbers. The second most popular reason for using Twitter among male users was to find news and keep updated, while females indicated that updating their status was the second most popular reason to use Twitter.

Check out the eMarketer article, Why People Use Twitter.