If we judge US billionaires by their most prominent fellows, they may seem to be a rather attractive bunch: ideologically diverse (perhaps even tending center-left), frank in speaking out about their political views, and generous in philanthropic giving for the common good – not to mention useful for the goods and jobs they have helped produce. The very top titans – Warren Buffett, Jeff Bezos, Bill Gates – have all taken left-of-center stands on various issues, and Buffett and Gates are paragons of philanthropy. The former New York mayor Michael Bloomberg is known for his advocacy of gun control, gay rights, and environmental protection. George Soros (protector of human rights around the world) and Tom Steyer (focused on young people and environmental issues) have been major donors to the Democrats……..