Or you know, the problem the people in the article encounter is primarily other people of a neighboring tribe who are killing them. 30% of their males died from

Or you know, the problem the people in the article encounter is primarily other people of a neighboring tribe who are killing them. 30% of their males died from violence. They worked less than 40 hours a week because food was abundant, easy to get, and their population was low. If food was scarce, they probably die of starvation or war.