your "sum of us" won't accept the actual answer that fits everything in plain sight as evident un your second sentence. Spock was a fictional character that didn't ever exist genetically displaced in the universe so far.
when ancestries imagine anything is possible each generation gap isn't accepting the one thing that never occurred in biological results existed since inception of human ancestral lineages in the specific conclusions of each ancestor born today replacing the last 4 generation gaps living in series parallel space now. Tomorrow. Adapting to the moment is a constant change of details results are never same twice.
this is what makes up rule of 72 in economic theory. The same concept works actual chromosomes per ancestor alive daily here.