Law of exponents ensures that people reproduce quickly.
If it was 70 people, half of them women, and each woman averaged 5 kids who could make it to adulthood, of which about half were female,..., it would only take about 500 years to go from 70 people to 50 million people.
What percentage of women were able to have 5 kids survive into adulthood 20,000 years ago without the benefit of modern medicine. As recently as Medieval Europe as many as half of childbirths resulted in death of the mother, not to mention the frequency in which the child itself died.
>> Law of exponents ensures that people reproduce quickly.
The law of exponents gives my wife a headache.