And this is why we shouldn't frame the discussion of shorter working hours in terms of economic efficiencies, because then they are easily dismissed if it turns

And this is why we shouldn't frame the discussion of shorter working hours in terms of economic efficiencies, because then they are easily dismissed if it turns out people don't accomplish quite as much in 6 hours as they do in 8. Shorter working hours is something we should be working towards because of the personal benefits of having more free time. And it can keep people employed a bit longer in the face of increasing automation if the jobs that do remain get spread out more.