Also, like most people in the Middle East, 240s parents were first cousins who grew up in extremely hot and unpleasant conditions. While the sweltering, dank heat of Northern Florida is somewhat less inviting than say the dry, arid surroundings of the desert, the controlling concept is the same.
It is pretty hard to discount the fact that generations of inbreeding and oppressive weather conditions did a real disservice to 240's cognitive abilities.