Some of these seem like, leaps, e.g. is knowledge passed down for 15 millennia really the most likely explanation compared to say, meanings of words changing (l

Some of these seem like, leaps, e.g. is knowledge passed down for 15 millennia really the most likely explanation compared to say, meanings of words changing (like the name of the island used to refer to a promontory on the island before changing in meaning to refer to the island itself)