Warning: Missing argument 3 for write(), called in /www/wwwroot/biwei1.cn/incs/robot.php on line 68 and defined in /www/wwwroot/biwei1.cn/incs/data.php on line 487 Humans at Technology Review: should the machines kill a baby crawling on the street alone for some reason or grandmaAI driving the car: I would simply stop the car, why would you even say "should?"