Which we do in abundance, and we are finding better ways for most tasks . A hundred and fifty years ago the world hadn’t heard of the automobile , the telephone and so much more . As they couldn’t comprehend the modern live we live , we cannot see where the world and it’s population will be in a hundred years but with the technological advances you can bet it will be far different from today .lol I refuse that huh? The quality of life will last as long as we have resources to sustain it.