The document discusses peer production and participation in online communities. It describes how peer production resembles a commons-based model, using volunteers for small tasks. Examples given are Linux, Wikipedia, and SETI@Home. Motivations for participating include altruism, social gains, and intrinsic motivations. Peer production takes advantage of people's spare time, talents, and judgments. It also discusses how the internet enables a networked public sphere that challenges the dominance of mass media and allows for more open conversations.

1. The Networked Public Sphere