Oh good grief. They're not really that dumb, are they? "Hey, we have some questions to ask you about this war you're apparently waging in the Middle East..."
Bet you dollars to donuts that the author's name does, in fact, at least partially explain their interest. Remember that law enforcement was particularly interested in Aleynikov because he used subversion for VCS.
Isis is a relatively common name; among other things it's the name of an Egyptian god. Also, the Isis in question has had that name for well before the terrorist group was getting called by that name.
