FV3-043R occurred twice. We can't have that
expected mappings between dirty and clean product names should not elicit a warning
config changes are now always handled by method calls, not by direct access to the config object's properties
the driver script doesn't need pre-processing (or an extension), as EU::MM is able to update the shebang line automagically
this is the driver script that should handle it all
added comments about desired CLI behaviour for driver script