In some ways I think it follows trivially from the law: energy has been redirected away from the-thing-you-want and towards the-thing-you-measure. Unless you t

In some ways I think it follows trivially from the law: energy has been redirected away from the-thing-you-want and towards the-thing-you-measure. Unless you think effort spent on the metric increases the total energy of the system, anyway. Personally I would bet it pretty much always decreases it, not even breaking even.