We will never see the contents of that final note, IMO.
The media will get a hold of it somehow. They always manage to get a hold of stuff.
I just said the same thing to a co-worker. We’ll get bits and pieces and the Ismail reference will ultimately be dismissed as a nod to “Moby Dick”. Maybe the Feds will even find a copy in his room (”Turner Diaries”, anyone?).
We’ve seen this movie before.