For those you have been reading our commentary on the issues facing passive, long-only commodity index investors there is some interesting news. John Spence at reports that the Deutsche Bank Commodity Index Fund (DBC) is changing the way it rolls forward its futures contracts so as to minimize the damage wrought by many markets remaining in contango. In short, from our post title, "know what you own."*

*In retrospect we realize we may have absconded with this post title from Jay Walker of Confused Capitalist fame.