They leave out why you need spice in Dune the movie not the squeekuel and thats cause if you do enough and are genetically engineered into it you can not need computers so and therefore navigate space by being SUPER FUCKING HIGH on space wead
also it makes you live longer like a fucking lot longer as long as you keep taking it which is kindof important and totally not mentioned
@penelope also computers are banned because they caused too many problems
@neko yea cause ai did a mean