Geodata.gov, GeoRSS and Vista Gadgets
Currently the NSDI community doesn't have really easy ways to integrate GOS Portal search functions into everyday work. This screen-capture video shows a concept implementation of a GeoRSS-fed Gadget in Windows Vista - the source is geodata.gov.
Simple tools for discovery will make it easier for geospatial data and environmental information to be maintained locally, closest-to-source, and then shared with the NSDI community.
Another non-YouTube version of the concept is here