I couldn't find the QED that this article supposedly contained. Also, don't you think it's hard to speculate on things like food? I mean, you can't store it as

I couldn't find the QED that this article supposedly contained. Also, don't you think it's hard to speculate on things like food? I mean, you can't store it as long as metals/oil, so the whole "speculators are to blame" story seems naive to me.