Be the change you want to see, and all that — right? The metaphor in the article does not preclude non-egoistic play, it just suggests a another set of skills

Be the change you want to see, and all that — right? The metaphor in the article does not preclude non-egoistic play, it just suggests a another set of skills in the game: Diplomacy, Activism, Community Organization, Macroeconomics, History. Good-aligned players get Charity and Education skills. Evil-aligned players get Politics and Manipulation. Perhaps players have an additional statistic tracking Influence, and some will care more about it than others. Some statistics improve in groups.