http://www.dailymail.co.uk/pages/live/articles/technology/technology.html?in_article_id=489653
It is evident that many of us wish to preserve any advantage we have over the downtrodden, suffering and poor in health!
So, considering the future is likely governed by enhanced health benefits for those who can afford it, rejecting those who cannot because it likely means they will end in the same situation, could well mean evolution of very different human societies both physically as well as otherwise.