An interesting review: http://nostalgebraist.tumblr.com/post/144132220029/nab-notes-sandifers-negative-evaluations-as
>And so, in the book itself, like one of the horror protagonists he discusses, Sandifer continually, compulsively – and less and less convincingly – says no, asserts that nothing is wrong, that he’s in control, that he’s not unhealthiy interested in his subjects, that he knows they’re wrong and evil (did you know he thinks they’re wrong and evil? let’s say it again to make sure), that he may be gazing into the abyss but – rest easy – it’s not gazing into him, that nothing is off here, dear reader, oh no, that the trio is just as dismissible as you thought when you began reading, let me just reiterate that once again for clarity, no there is not anything going on over there in the shadows –