A method comprises retrieving a profile of a given user, the given user having a given-user device; delivering a content item to the given-user device; receiving one or more user-specified tags associated with the content item; identifying one or more buddies of the user as indicated in the profile;...http://www.google.fr/patents/US20060271961?utm_source=gb-gplus-shareBrevet US20060271961 - System and method for tagging content and delivering the tag to buddies of a given user
System and method for tagging content and delivering the tag to buddies of a ...