If it leads to a ready supply of vital organs especially for those who are hard to match in the donor program then it's really a good thing. I
don't see designer babies in our future but you never know what's down the road.
Sadly the demise of these beasts was a very current issue for the planet today. On two fronts. One was climate change. Yes global warming led to the
extinction of many animals who thrived during the ice age. The other issue was over hunting by man. Our global footprint is way bigger than we know.
And we did that without carbon emissions.