We're seeing a lot of articles like this: "Oil prices last week hovered just over $60 a barrel after peaking around $140 this summer. Will today’s falling oil prices also bury fledgling efforts to convert the US auto fleet from gas guzzling SUVs into fuel-sipping hybrids? Will investors still want to invest in advanced biofuels? Will the new president slow the push for energy security?" (From the Christian Science Monitor.) It depends in large part on whether you believe - or investors believe - that lower prices are here to stay.