When America approves another 300 megawatt wind farm it's a big deal. But, let's be honest, that's one third of a coal-fired power plant. It's much more interesting when the developing world starts getting in on the game.
Not just because it will bring power to people who need it. Not just because it's a decent amount of green power. But because it's possible that African countries will be able to grow as clean-energy nations. Just like China and India have grown as cell-phone nations, it might just be possible that Africa will leap-frog fossil fuels.