Technology marketing guru Geoffrey Moore is the managing director at TCG Advisors, a venture capital partner with Mohr Davidow Ventures and the best-selling author of books including Crossing the Chasm, Inside the Tornado and, his most recent, Dealing with Darwin. In this interview with market2world CEO Nathan Rudyk, as part of the OCRIRadio February 2008 podcast, Moore points to cleantech as the next big thing, saying that global warming is no longer a cause, but a market that will dwarf information technology.