Yes but if the whole country is on that schema, then your options to deal with teachers, doctors or public workers on the free day tend to disappear. Case in po

Yes but if the whole country is on that schema, then your options to deal with teachers, doctors or public workers on the free day tend to disappear. Case in point: countries where Saturdays used to be a working day, and where you also had school for kids on Saturday (France and Spain, if I'm not mistaken).