Let’s take some distance with the Enterprise 2.0 concept and fashion and wonder what are the real reasons why a corporation should switch to an interactive management with all its cohort of implied pain and complexity (since this is a change issue and not a fun issue). It is not only because collaborative/ interactive management is on its way to become a sort of new normal for management, due in particular to the social evolution towards more connections and social networks. More deeply, the so what is simpler than that and more profound: the collaborative mode is an essential way to improve productivity, innovation and engagement. All the rest is accessories.