The gist of their purpose was described at the end of the article, they are hoping to reduce harm by allowing some manufacturers to determine the sex of their a

The gist of their purpose was described at the end of the article, they are hoping to reduce harm by allowing some manufacturers to determine the sex of their animals prior to birth. In this case an engineered mammal would be practical. I find the general purpose agreeable (or at least more ethical than just killing the undesired sex), but before they ramp up production I think it would be extremely important to regulate the cases where this is used.