Markus ! 

that was awesome - beautiful work !

Thanks so much for this VLog.

I started searching for Sysphus and found this cool kickstarter 

https://www.kickstarter.com/projects/1199521315/sisyphus-the-kinetic-ar…;

Has some nifty pictures of the internal workings ..

Raspi 2 stepper motors and a stepper controller.

Your table is awesome Markus - inspirational :)