Some careful analysis here by Rafael Rodriguez, courtesy of the Evangelical Textual Criticism blog.

And you know what makes his critique so enjoyable? He applies logic. Think of that!

I once said in a doctoral seminar that I thought a course in logic should be a pre-requisite for graduation for every biblical studies scholar. I didn’t make many friends that day.  But it’s a real need. A number of “tried and true” consensus conclusions are more propagandistic in their argumentation than logically coherent.  The academy is far from immune to herd mentality.