Starting to like this concept more an more.
Does solve several issues I see at various customers, like ability to limit resource usage per server.
A Self Service Administrator is able to create it’s own Service Catalog (Predefined Deployment Procedures).
Metering an Charge Back based on a Charge Plan. Based on this you are able to create Charge Back reports based on for instance a Cost Center.
Charge Back reports can also be created as a drill down based on a LDAP hierarchy.
Also we need to get used to the concept of Database Zones, which are a logically group of Databases based on configuration, version etc.