We have covered just three forms of social action common to one kind of social media application. There are others more important to social networking, profile-based sites, mobile, and other kinds of social media. They include the form of self-presentation (profiles), the form of social networking (friends and friends of friends), the form of social gaming (apps, widgets, and games), to mention just three. But our goal here was to use lifestreaming applications as an introduction to applied social interaction design, and we chose to focus on temporality, audience presence, and communication.

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