ACTION-33 Map georeference needed?

Karl,
Can you take a look at the "Secondary Map Metadata" section in this document and comment on whether this appears to align well with what we have been discussing (i.e what would this stated spec need to add to aid "snapping to a map" as Navteq does)?
http://tools.ietf.org/html/draft-ietf-geopriv-relative-location-01#page-19
Alex

Alex Hill Ph.D.
Postdoctoral Fellow
Augmented Environments Laboratory
Georgia Institute of Technology
http://www.augmentedenvironments.org/lab