if Paul dies at any blind nexus between the fight with Jamis and his ascension to the Imperial Throne,
the Fremen rage out from Dune in His Name, and the Jihad is as horrible as his most dire visions ...
I've been intrigued by the absolute pivotal role played by Jamis for years now, has anyone else noticed the similarity of his name and personification with the Roman God Janus, the god of beginnings and transitions. http://en.wikipedia.org/wiki/Janus