Ethernet over XLR works :3

@aurora is that a fidget cube on the left and if yes, is it mandatory for this setup?

(in all seriousness: wow, so cool!)

@jollysea yes it is, used it to cover a piece of tape on the dongle^ its just this one: https://www.printables.com/model/928-yet-another-fidget-infinity-cube-v2
Yet Another Fidget Infinity Cube v2 by Austin Vojta | Download free STL model | Printables.com

Printables.com