The essential introduction to why Twitter matters and how to dive in
Shel Israel has the best description of why Twitter is important and how to use it. Twitter is gaining credibility as a communication tool now that it is finally moving beyond the ‘my favorite doughnuts are fried cakes’ model.
For example Alisamleo at Socialized has been attending a Search Engine Strategies (SES) conference in San Jose and Twittering about their overwhelming misunderstandings regarding social media.