Bringing cutting-edge scientific research to doctors and researchers in poor countries who can't afford expensive medical journals helps reduce the scientific knowledge gap between industrialised countries and the developing world.
Some call it The Shift, others call it Blessed Unrest, and still others talk of a "civilian surge" - the idea that around the world people who have hugely different access to opportunities and wealth nonetheless inhabit an increasingly common environment in which mobile and other emerging technologies can tell protestors and poor farmers and street kids about how various aspects of their life could be improved.