The key point is that even in the cases where it does increase "efficiency", something else goes down - "stability" as I've named it - and the cost of that tradeoff is largely not taken into account.
The fact that the workers used to be using that time for other things - like going for walks in the woods with their families - doesn't count, because they weren't using it to make money. And only the time that is used to make money matters in this ideology.
- Jake If you only spend 20 minutes of the rest of your life on economics, go spend them here.