Bo seemed in no great hurry to get the conversation rolling. His eyes were tracking a group of three workers who had apparently come back to the parking lot on their break to use the portable toilets and smoke cigarettes. "A hundred years ago they’d have been black. Fifty years ago, Vietnamese. Twenty, Mexican," Bo said. They were white. "Maybe this will teach them some kind of decent work ethic. What they are doing out there looks a lot like transplanting rice seedlings, no?"