Current activities of DSD involve the development of virtualization tools, middleware systems, including Grid- and P2P-based systems, semantic webservice architectures, platforms, methods and tools that enable context awareness, personalization and dynamic composition of services. It may support flexible business models, notably collaboration in the networked enterprise, as they provide platform-independent access and sharing of knowledge, processing, communication, storage and content. Furthermore, it may enable the definition and execution of tasks and workflows for collaboration and operation.