At one time—this was before the Robot Restriction Laws—they'd even allowed them to make their own decisions.... It was a big, coffin-shaped plywood box that looked like it weighed a ton. This brawny type just dumped it through the door of the police station and started away. I looked up from the blotter and shouted at the trucker's vanishing back. "What the hell is that?" "How should I know?" he said as he swung up into the cab. "I just deliver, I don't X-ray 'em. It came on the morning rocket f