Employers wouldn't go for a 30 hour week and there is no modern equivalent to the power of unions and popular opinion that drove reductions from workers doing 7

Employers wouldn't go for a 30 hour week and there is no modern equivalent to the power of unions and popular opinion that drove reductions from workers doing 7 days of work a week down to the 40 hour week. Even a 40 hour week is a fiction for many knowledge workers.