Thomas Friedman has a new book out, Hot, Flat, and Crowded. And it gets into the whole question of what a "green revolution" is really all about. New books mean book tours, and here we have an outtake from a spirited talk he recently gave in Northern California. You can watch the full talk on Fora.tv here.
By the way, Friedman starts talking at the outset about "ET," and it happens to stand for "Energy Technology."