A system and method is disclosed for sensing, storing and using personal trait profile data. Once sensed and stored, this personal trait profile data may be used for a variety of purposes. In one example, a user's personal trait profile data may be accessed and downloaded to different computing systems with which a user may interact so that the different systems may be instantly tuned to the user's personal traits and manner of interaction. In a further example, a user's personal trait profile data may also be used for authentication purposes.
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