for the record, like almost all big classic sci-fi, these books (dune) are remarkably bigoted and reductive. i still like space stories and political intrigue tho.
alt text: Trade Offer from Sand Worm Leto Atreides. You receive: 4000 years of planet bound subjugation. Spice, eventually. Famine. Sex ninjas from outer space. Golden Path... I recieve: Like 70 something Duncan Idahos. Gentle Hwi.
Leto II was trying to free humanity from the tyranny of prescience. It took a 4000 year selective breeding program to produce Siona who was invisible to the future. It was the undoing of the Golden Path of Paul Muad'dib.