Public service announcement

I just want to point out that there is some really interesting discussion going on in the comments to my post on oil bubbles, with an engineer weighing in on aircraft efficiency, and some investors talking about their experience as commodity traders, so if you don't normally read the comments, I highly suggest you check it out.

This article available online at:

http://www.theatlantic.com/business/archive/2008/07/public-service-announcement/3810/