Open source is voluntary cooperation. Marxism is involuntary cooperation enforced with violence. One leads to better software, the other to oppression and mass murder. We are not the same.

Eric S. Raymondx.com
Bill Gurleyx.com

Andrew Lih The Wikipedia Revolution: How a Bunch of Nobodies Created the World's Greatest Encyclopedia

Joey DeBruin Coase's Penguin is learning to fly: Building the Wikipedia of the future

André Staltz Software below the poverty line