"his consists of a set of enhancements to Windows Server application server capabilities that – when combined with WCF/WF 4.0 –represent a major step forward for our application server. “Dublin” will offer greater scalability and easier manageability, and will extend Internet Information Services (IIS) to provide a standard host for applications that use workflow or communications. "

Già mi piace! :)

http://blogs.msdn.com/architectsrule/archive/2008/10/01/net-framework-4-0-and-dublin-application-server.aspx