Money and appearances are at the core of Lauren Greenfield's documentary Generation Wealth. : A former hedge-fund manager rolls a fat cigar around in his mouth; he left the United States with hundreds of thousands of euros strapped around his crotch after a warrant was issued for his arrest. Once the owner of 28 houses, many of which he had never had time to visit, he is now confined to his native Germany. “I could have any house, any boat, anything I wanted,” he remembers. “I love money.” Why would you want 28 houses?