http://blog.ninapaley.com/2011/07/09/culture-is-anti-rivalrous/ http://blog.ninapaley.com/2011/07/09/culture-is-anti-rivalro... is a nice text about the rival/n

http://blog.ninapaley.com/2011/07/09/culture-is-anti-rivalrous/ http://blog.ninapaley.com/2011/07/09/culture-is-anti-rivalro... is a nice text about the rival/non-rival nature of things.