Potlatch 2.0 regroup projects and researches - mostly collectively done, concerning the sharing economy subject in the web 2.0 frame. The common point for all of them is the Network Culture and use of Internet as collaborative tool. Some are still in activity, others have been stopped or burned out. The Potlatch 2.0 name is a reference to the gift economy, a Marcel Mauss social and anthropology work on North American Indian ritual and Internet Culture.

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