I'm a child of the 1970s, and in those days, books about ancient aliens, the pyramids, atlantis, etc. were everywhere. But even then it was apparent--stated mor

I'm a child of the 1970s, and in those days, books about ancient aliens, the pyramids, atlantis, etc. were everywhere. But even then it was apparent--stated more or less explicitly--that the base notion was the ancient peoples were incapable of coming up with these ideas themselves.