It would appear they are making rules up as they go along. Your kind of situation could happen with many. One partner could be working and traveling in and out and the other is just in country.
It is quite ridiculous but civil servants have a habit of being ridiculous
exactly just assumptions. There are also many news reports celebrating the success of the visa and the intent to promote it more. They could also be very happy to just have more people in country spending money. On that basis I could assume they won't do anything to the current requirements