Because the net effect is that of a backdoor layoff. If the, historically benevolent and employee-friendly, management at Amazon says they believe it will be be

Because the net effect is that of a backdoor layoff. If the, historically benevolent and employee-friendly, management at Amazon says they believe it will be better for productivity, or whatever other excuse they have, then they should be able to back that up. Otherwise, there's no reason to believe their words versus the results we can objectively see.