So which is it ? Are you trying to argue concerning the origin of the text ? If so, we are done because I have not the time to do so. If this is your tact then the least you can do is admit that you have no basis to read Genesis figuratively other than "I feel like it".
"I visited the link briefly enough to see that it constituted a textual criticism."
In other words, you didn't read far enough to discover that it addresses your question.
"the least you can do is admit that you have no basis to read Genesis figuratively other than "I feel like it".
Oh, give me a break. You can't seriously believe that the reputable theologians who read Genesis as an allegory have no defensible reasons to do so.