The slumlord at the GM-owned Delphi plant in Lockport, New York, turns off the heat every day between 10 a.m. and 10 p.m. "Little Hitler," as the general foreman is known, thinks his dial-down saves GM money. Hammering pipes and raining asbestos may ring a different tune on the company cash register, but Little Hitler can’t see the dollars wasted for the pennies he’s counting.