14. The non-transitory tangible storage medium of claim 12 , further comprising executable instructions that cause a computer to communicate with the mobile device to encourage the participants at the real-world gathering to physically participate in a social interaction with other participants at the real-world gathering.
15. The non-transitory tangible storage medium of claim 14 , wherein the social interaction includes an assignment to find a certain number of different character types of the participants at the real-world gathering.