Heretics of Dune by Frank Herbert

This is weird, and I don’t mean the sex scene late in the book. This feels like Frank Herbert being pushed to write more in the Dune universe after he ended his coda of God Emperor of Dune (which barely had narrative reason to exist itself) and having no idea where to take it next. It’s too familiar to what had come before in terms of worldbuilding while he searches desperately for some way to make the rules of the universe different at the same time. On top of all of that, it was intended a...