For over 1.3 billion people in the world, electricity can change everything. In Africa alone, 630 million people do not have electricity. We talk to Tristan Kochoyan, the founder of Power On, a for-profit organization that has set up a power grid in Benin, West Africa - and wants to share the secret to a sustainable power grid with the world. They think capitalism and solar engineering technologies are the answer to getting everyone in the world access to prosperity-building electricity.