Right to disconnect laws were first introduced in France in 2017... One critic at the time said: " the French may quickly discover that their most productive workers are routine “lawbreakers” who stay connected during off-hours."
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A 2023 Australia Institute study estimated Australian workers on average were doing an extra 5.4 hours of unpaid work per week. ... equates to an extra 281 hours’ unpaid work per year.
This is estimated to be costing workers an average of AU$11,055 annually.
For employers, productive is just a polite synonym for exploited.