a conversation with the president of rwanda, paul kagame. let me start by reminding you what happened in rwanda 15 years ago. over a period of just 100 days, 800,000 men, women and children were killed. most of them slaughtered with knives, machetes and axes by their neighbors. it is perhaps the most brutal genocide in modern history. many of you probably remember its portrayal in the movie, "hotel rwanda." by the time it ended, one-tenth of the country's population was dead. most people assumed that rwanda was broken, and like somalia, another country wrecked by violence, it would become a poster child for africa's failed states. 15 years later, rwanda is a poster child after all, but for entirely different reasons. it is now one of the most stable countries in africa, tourism and trade are all improving dramatically. the government is widely seen as one of the most efficient and honest ones in africa. "fortune" magazine published an article recently titled "why ceos love rwanda." the heads of starbucks and other companies are fans. he said