4 ms·
One challenging aspect of the calculation would be defining "human".
by pesfandiar 7y ago
One challenging aspect of the calculation would be defining "human".
- herendin2 7y agoHard to define, but not important for this stat, because the ancient global population of proto-humans was so small that it's not even a rounding error in 107BN (the estimated total humans to ever have lived)