Isn't it amazing how many of these old writings may prove out to be true via archeology or DNA testing or whatever.
This is a truly amazing find.
Mobility (particularly by sea) is something not generally acknowledged, but buggin' out to a new location is something that happens from time to time, and always has, for humans. Often it happens because of war or other political developments. A Preceramic culture moved from the mainland to Cyprus 8000 years ago -- this was figured out by the architecture and confirmed when the bones in their rubbish piles were examined and found to be introduced species. :')