http://creativecommons.org/licenses/by-sa/2.5/ jane.jacobs http://swik.net/jane.jacobs http://swik.net/open-source/del.icio.us+tag%2Fopen-source/Guardian%2C+Commercial%2C+%26+Information%3A+Three+Systems+Of+Ethics+For+Diverse+Applications/b1svt Jacobs' Systems of Survival: 2 ethical systems, Guardian & Commercial. Guardian=for organizations that defend laws & land; Commercial ethics=for business. New system: Information system; facilitates production & copying of freely shared information. Thu, 24 Jan 2008 20:59:08 -0800