Generally, this is a feature that creativecommons.org
wants in ccMixter.org and hence, ccHost.
Logged In: YES
- ask for long/lat in user profile
- show location of users on maps in opportune places
- eg map all users who have remixed a track
- include lat long in metadata
example of similar: http://freesound.iua.upf.edu/geotagsView.php