You know that Golden Rule?" Not the one that VCs quote, but the one that goes "Do unto others as you would have others do unto you?" We should think about that when we choose how to deal with uncontacted tribes. It may be that one day another intelligence will need to decide how to deal with us, and on that day I hope we can say, "Yes, we used to have a habit of massacring technologically inferior peoples we encounte…
We should give them access to technology and to our way of life. Our way of life is better. Preserving their backwards culture so they can continue lives of misery and suffering is just as disgusting as the Prime Directive. Help is exactly what I would want from advanced alien visitors. I don't want them to respect my culture just because it is mine; I want something better for myself, not cultural relativism. There…
has the basic argument that as a direct result of modern technology, there are people living on the planet now (in sub-saharan Africa), with the lowest standards of living ever present on this planet, significantly worse than that experienced by Paleolithic hunters and gatherers.
Uncivilized lifestyles turned out not to be that brutal, and in fact modern medicine is the primary mechanism by which the poorest countries have significantly lower standards of living than undiscovered tribes.
http://www.nytimes.com/2007/08/07/science/07indu.html