There are several theories concerning the extinction of Neanderthal humans 30,000 years ago. I am struck by the replacement of skilled hunters by aggressive agriculturists -- we're pretty much Cain, aren't we?

There are several theories concerning the extinction of Neanderthal humans 30,000 years ago. I am struck by the replacement of skilled hunters by aggressive agriculturists -- we're pretty much Cain, aren't we?