"Enterprise 2.0 represents a paradigm shift in how people work, not which features they use. Successful Enterprise 2.0 vendors understand this and provide assistance implementing adoption, driving change, and educating users on new ways to work."
Interesting Vendor evaluation by InformationWeek on the vendors in Social Business. IBM Connections is rated #1 on Enterprise 2.0 Features. Do you realize, where Sharepoint is? True Social Business-software versus file management, people-centric networking versus file- and e-mail-centric way of working.