In the context of the discussion about the DSM mid-term review, OFE took the opportunity to provide its own review of the DSM. In this document, OFE stresses that the technology success of open source should be one of the factors which together determine whether a DSM has been successfully built, not only because open source play an important role in the market place, but also because open source can play a major role in many areas, such as increasing trust and security.