Hi list,I thought this article might be of interest-Pete
http://www.fastcompany.com/1769217/there-are-no-secrets-from-twitter
You Can't Keep Your Secrets From TwitterBY DAVID ZAXhttp://www.fastcompany.com/user/253232Tue Jul 26, 2011 On the Internet, no one knows you're secretly a man (or woman), right? Think again. Just by examining patterns in tweets, you can infer a Twitter user's gender. A look at the words (Etsy, Jeep, redneck...) that make men and women give themselves away.