Okay. I mean, I agree. But sustainable does need to be defined. I think the common definition is that sustainable means that it will work for the next hundred y

Okay. I mean, I agree. But sustainable does need to be defined. I think the common definition is that sustainable means that it will work for the next hundred years, at which point conditions will have changed sufficiently that decisions made now will be poor. But yes, point taken that work to decrease population in a humane way is very important and underrated by technology driven people.