I try not to write too much here about crude prices, as important as that market is. Largely, that is because crude moves so quickly that by the time you read anything I might write on that subject, the article will almost inevitably be out of date. So, I tend to only write about oil prices when I believe a big or sustained move is coming, or when I feel a trend will dominate a particular month or quarter. The last time I offered up an opinion on crude in these pages, for example, was back in June, when I pointed out that the sharp rise in oil…