Because in prehistoric humanity, without the knowledge of toothcare or ease of access to scrubbing agents, your teeth would rot out in old age(about 20), but then the wisdom teeth would grow in, and you might barely live long enough to be a withered old husk and maybe see your grandkids born(about 30). The before times were rough.
Why?
Because in prehistoric humanity, without the knowledge of toothcare or ease of access to scrubbing agents, your teeth would rot out in old age(about 20), but then the wisdom teeth would grow in, and you might barely live long enough to be a withered old husk and maybe see your grandkids born(about 30). The before times were rough.