Explain complementarity with regard to wikipedia

Project:website
Component:Wiki
Category:feature request
Priority:normal
Assigned:augustin
Status:active
Project wiki:Minguo Community Project
Related pages:#1368: The potential potency of a wiki as a tool for Change and Activism :-:-: #13051: Web site objectives
Description

Explain both differences and complementarity with regard to wikipedia.

Comments

#1

And update my linked article!

#2

On any topic, link to related policies, charities, NGO, actionable items, etc.