40 hours really has to due with overtime rates, advocated by progressive companies back in the day. 20 years ago, Progressive companies advocated for company gy

40 hours really has to due with overtime rates, advocated by progressive companies back in the day. 20 years ago, Progressive companies advocated for company gyms, day-care, unlimited M&Ms and ping-pong tables. Now, its work from home (for now.) Otherwise can we question the need to differentiate full-time vs part-time? Its certainly arbitrary, and mostly related to whether one qualifies for benefits. In the case of benefits, it may be less than 40 hours.