This article discusses video games as "attractors" to "affinity spaces." It argues that affinity spaces are key sites today where people teach and learn 21st Century skills. While affinity spaces are proliferating on the Internet as interest-and-passion-driven sites devoted to a common set of endeavors, they are not new, just being transformed by digital technologies. Affinity spaces, old and new, organize teaching and learning in quite different and deeper ways than do schools. At the same time, they organize people and productivity quite differently than do traditional institutions.