>> I absolutely have a feeling that some of our biggest productivity gains have come on the backs of and sometimes maybe at the cost of worse quality of life in

>> I absolutely have a feeling that some of our biggest productivity gains have come on the backs of and sometimes maybe at the cost of worse quality of life in some parts of the world. Our biggest productivity gains came from burning coal, then oil. Productivity only started being sightly decoupled from oil usage since the early-mid 2010s.