Let's say the countries in southern Africa finally mobilize the political will to take on AIDS. If they are able to use only their own money, these countries will be forced to write off those who are already infected. The best they can do is try to slow new cases through preventive education and encouraging condom use, maybe reduce transmission from mothers to babies. Hardly enough to save a continent. So figuring out how to save the millions who are infected remains an agonizing challenge.
Life-extending drugs are out there. Wealthy countries use multidrug-cocktail therapies that transform AIDS from certain killer...