Humans doen't always make the smartest and most logical choices for leaders, there are so many factors at play. Alot of the problem may come from the fact that we assume we have more complete knowledge of the candidates than we actually do and are content to base our decisions on inadequate assessment of candidates.

Why don't developed countries invest in renewable energy projects in developing countries. Edit: typo

Global social media networks spanning multiple cultures, languages and value & political systems are probably too important to be controlled by a private, profit driven business anyway. Every different culture and community should have the power to manage information flow within their own community.