What is a gaming community?

Chistina Kelly put together this great presentation on what makes a gaming community, and it really made me think:

Copy of Community in Gaming v3 on Prezi

I think the problem that we are all facing an issue about how to bring in people in a way that they contribute to the project, without clouding the issue of copyright and ownership to the point where no one can make money off it.  This presentation is a great start.