Sorry to hear that atleast you learnt the lesson early. The big flaw is understanding the myth of the "price of oil". There is no such thing. There are grades a

Sorry to hear that atleast you learnt the lesson early. The big flaw is understanding the myth of the "price of oil". There is no such thing. There are grades and dates and delivery locations and the price of storage. You are trading to one point in this multi-dimensional space. In normal times it appears in just one dimension - time - but it times of stress, it explodes.