Ja, nicht wirklich glaubwürdig und wenn Dune im Jahre 10.191 spielt, warum bekämpft man sich dann zum Teil wie im Mittelalter mit irgendwelchen Schwertern?
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Das ist einfach zu beantworten: Holtzmann-Schilde.
Zitat von https://dune.fandom.com/wiki/Projectile_weapons
The technical revolution caused by the introduction of the Holtzman Shield had made projectile weapons largely obsolete
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Zitat von https://dune.fandom.com/wiki/Lasgun
Lasguns were the preferred weapon for armies. However, when shields were being employed, lasguns were generally not used because contact reaction between a lasgun beam and a shield created a nuclear explosion that often killed everyone within a large radius.