Comment on Delivery Context Ontology

Hi,

here's a comment on the Delivery Context Ontology 
(<http://www.w3.org/TR/2007/WD-dcontology-20071221/>):

16 Network Support
The occurance for activeNetworkBearer is specified as '≥ 0'. Shouldn't 
this be '= 1'?
-- 
Johannes Koch
In te domine speravi; non confundar in aeternum.
                             (Te Deum, 4th cent.)