Biofuel cheaper than $50-a-barrel oil?

At the AlwaysOn GoingGreen conference in Sausalito, Calif., Susan Mac Cormac of Morrison & Foerster moderates a panel discussion about the benefits and risks of biofuel. Vinod Khosla of Khosla Ventures says that biofuel solutions could be cheaper than $50-a-barrel oil in 10 years if the venture capital community backs emerging technologies and starts funding new green start-ups.