Brain scan | The frugal cornucopian | Economist.com

Brain scan | The frugal cornucopian | Economist.com: "Unlike the last clean-tech wave, which was largely funded by government money doled out to politically connected groups, this wave is a largely “invisible” trend funded chiefly by private money coming from venture capitalists, angel investors and private-equity funds. That, he reckons, makes for more discerning investments and increases the odds of success."