14. A computer system for facilitating use of a plurality of user context objects determined for an avatar that is online in a virtual universe, comprising: at least one processing unit; memory operably associated with the at least one processing unit; and a user context object tool storable in memory and executable by the at least one processing unit, the tool comprising: a user context object retrieving component configured to retrieve the plurality of user context objects for presentation to the avatar, wherein the retrieved plurality of user context objects are derived from all of the following: inventory items belonging to the avatar, teleportation history of the avatar, motion history of the avatar and social tagging behavior exhibited by a user of the avatar in the real world; a user context object selection and modification component configured to receive a user context object selection and any desired modifications made to the user context object selection; and a user context object permissions component configured to permit the avatar to interact with the virtual universe in accordance with the user context object selection, wherein the user context object permissions component is configured to permit applying the user context object selection to a robot avatar that is configured to allow the avatar to interact anonymously and semi-autonomously within the virtual universe.
14. A computer system for facilitating use of a plurality of user context objects determined for an avatar that is online in a virtual universe, comprising: at least one processing unit; memory operably associated with the at least one processing unit; and a user context object tool storable in memory and executable by the at least one processing unit, the tool comprising: a user context object retrieving component configured to retrieve the plurality of user context objects for presentation to the avatar, wherein the retrieved plurality of user context objects are derived from all of the following: inventory items belonging to the avatar, teleportation history of the avatar, motion history of the avatar and social tagging behavior exhibited by a user of the avatar in the real world; a user context object selection and modification component configured to receive a user context object selection and any desired modifications made to the user context object selection; and a user context object permissions component configured to permit the avatar to interact with the virtual universe in accordance with the user context object selection, wherein the user context object permissions component is configured to permit applying the user context object selection to a robot avatar that is configured to allow the avatar to interact anonymously and semi-autonomously within the virtual universe. 15. The computer system according to claim 14 , wherein the user context object permissions component of the user context object tool is further configured to permit one of performing a user context search within the virtual universe for a resource, providing an opportunity for the avatar to interact within the virtual universe with altered avatar characteristics, receiving presence-based marketing opportunities while on-line in the virtual universe, or allowing the avatar to have different characteristics for different business and social interactions within the virtual universe.