That was interesting, going over that old thread...but we're not making a whole lot of headway, are we, LOL!
Thinkin' about it...there's a very good chance that the movement of peoples was in the opposite direction. After the catastrophe in Egypt, some of the survivors headed toward the oasis in the desert...
http://www.fjexpeditions.com/
LOL. It's late and I've made about all the 'headway' I can make tonight.