Rural post-WWII East Asia, broadly. They encountered their first flush toilets in the airport on the way out of the country. My maternal grandparents were cit

Rural post-WWII East Asia, broadly. They encountered their first flush toilets in the airport on the way out of the country. My maternal grandparents were city dwellers and while they did not have as many menial tasks to simply live, the economic conditions of the time made for very long work days.