Here we discuss the relations between SimDB and the Registry.

• How should a SimDB be registered?
• SimDB/Resource is not equivalent to Registry/Resource, but has clear correspondences. Should these be made "formal" in some way, for example using UTYPEs.
• Some SimDB/Resources could/should be registered in a registry as well. This is one motivation for SimDB/Project for example. Can this be postponed to later version?
• In view of previous point, can SimDB be seen as an "extension registry"? Should this be formalised (in a later version)?
• What can SimDB learn from registry efforts regarding:
  • allowing (and specifying ?) upload of new resource-s
  • harvesting
  • use of references to other existing, registered resources (unsing IVO Identifiers).
  • query interfaces
• other ...