I think she's just incredibly naive.
Her naivete is exemplified here:
http://video.cnbc.com/gallery/?video=3000253071 This is just
some of the discussion that was happening in real time just before Newsweek published the story on their site. She gushes like a school girl.
If this man is not Satoshi, it would be quite simple for the
real Satoshi to come out and make an anonymous statement (signed tx) that it is not him.