I don't know much about the subject, but I read through the first half of his paper ( http://themandus.org/abstract.html http://themandus.org/abstract.html ) an

I don't know much about the subject, but I read through the first half of his paper ( http://themandus.org/abstract.html http://themandus.org/abstract.html ) and it seems reasonably well argued, fair in assessing the strength of the evidence supporting his hypotheses, and overall very scholarly. I don't think his ideas can be dismissed out of hand.