Without getting into the weeds, I don't think it would be commercially viable, but that doesn't seem to be a prerequisite for funding these days. I would also

Without getting into the weeds, I don't think it would be commercially viable, but that doesn't seem to be a prerequisite for funding these days. I would also note that the ISS is a very expensive long term project, a greenfields space station like Tiangong from my understanding was about a 10th of the cost. One of these billionaires could pay for the whole thing out of pocket.