32. A computer-implemented method of sharing computer  
user usage experiences, including:
 registering sending registration information of a user  with to a registration server to collect and share visited geographic location data using a client-side application  collected while visiting  a location geographic locations with a location-aware device that records the visited  location geographic locations using a satellite-based location fixing protocol;
 accessing enabling access to one or more  of the user's messaging buddy lists of the user to identify one or more buddies with whom the  tracking data visited geographic location data may be shared;
 defining enabling definition of rights of the one or more buddies to access the visited geographic location data; and 
 posting sending information indicating at least a portion of the  user's visited geographic location data  for the buddies to access according to their defined rights to a tracking server to enable sharing of the information with the one or more buddies in accordance with the defined rights.