So people might have to change to eat meat and edible meat, people together, because there are people in the world to overwhelm resources makes a return to the past, there has never been a man to eat people.
As a result, people may turn to eating meat to eat people themselves as a resource for people the world over, making a return to the past that has already cannibal.
Therefore, people may change the eating meat, eat the meat people together because resources are people overflowing world to go back to the past is a man-eater.