By determining the average scenario and applying it to a singular household, you are committing the same logical error as racism does and therefore the toilet seat should be permanently removed /s
This argument requires you to presume that a certain position is already right, and then commands you to conform to that position. It isn't an argument, it's an imposition.
I've seen this before. The rooms are like "traditional" bathroom stalls in size and amenities, with the sinks in one place outside. It ends up being structured a lot like a normal multi-person bathroom, just with real rooms for each stall.
By determining the average scenario and applying it to a singular household, you are committing the same logical error as racism does and therefore the toilet seat should be permanently removed /s