Again, as with so many of the other Web 2.0 activities, Twitter is easy to set up and get started. If you can type, you can Tweet. It was also very easy to add the Twitter app to your Facebook [Learning 2.1 Thing #60] profile.
Popular though Twitter is, there is also some interesting evidence to suggest that Friendfeed is becoming more popular than Twitter. Click here to view the Techcrunch posting on the subject. Oh well, so much for brand loyalty in the wild west land of Web 2.0.
Learning 2.1: Twitter & Micro blogging