I mean you would just say they’re from a Kazakhstan or Chinese operation looking for a new home

Its not distinguishable, even for liability purposes and nobody cares, the battle for network control and resource share is far bigger than the worrying about this. I doubt people are going to try to register these gpus and be like “ruh roh this one didnt register”

You wouldn’t need to colocate this since bandwidth isn’t a big issue with mining. Power is a bigger issue since most home circuits can’t support maybe more than 3-4 high power workstations.