3. The wearable computing device of claim 2 , wherein to identify the social information comprises to identify, from the pool of social networking sites used by the user, one or more social networking sites on which the friend is interconnected with the user.
3. The wearable computing device of claim 2 , wherein to identify the social information comprises to identify, from the pool of social networking sites used by the user, one or more social networking sites on which the friend is interconnected with the user. 4. The wearable computing device of claim 3 , wherein to identify the social information comprises to identify social information accessed by the friend from the one or more networking sites.