Robert Lanphier <robla@real.com> contributed much to the discussion of egoless behavior. Eric Kidd <eric.kidd@pobox.com> highlighted the role of valuing humility in preventing cults of personality. The section on global effects was inspired by comments from Daniel Burn <daniel@tsathoggua.lab.usyd.edu.au>. Mike Whitaker <mrw@entropic.co.uk> inspired the main thread in the section on acculturation. Chris Phoenix <cphoenix@best.com> pointed out the importance of the fact that hackers cannot gain reputation by doing other hackers down. A.J. Venter <JAVenter@africon.co.za> pointed out parallels with the medieval ideal of knighthood. Ian Lance Taylor <ian@airs.com> sent careful criticisms of the reputation-game model which motivated me to think through and explain my assumptions more clearly.