They could have explained that the fancy word Lochstab just means hole rod in German

Typically called a "perforated baton" in English. The theory of rope twisting is also not widely accepted. It's possible but it's an overly complex device given that you can twist a rope with regular sticks. These guys have contributed to the debate but it's absolutely not settled. They've also discovered hundreds of these across Europe.

https://youtu.be/Q8X9l42ZgsU?is=hW5M_JXqsPtiuHVk

https://en.wikipedia.org/wiki/Perforated_baton