"People will focus on activities other than fighting and killing one another only so long as technologists continue to come up with ways to improve living standards for everyone at once. That isn’t to say that technological progress guarantees moral progress. However, expanding wealth is necessary if morality is to have any large-scale effect on events, and improving technology is the only way to expand wealth for many people at the same time."
Jaron Lanier, You are Not a Gadget (kindle loc. 1421) a cynical take on human progress as a whole, but I find it difficult to disagree.