Here is what a trader learned from putting together his bank's most profitable trade ever (BARC)

Reuters In 2008, during the nadir of the financial crisis, one Barclays trader was already $200 million in the hole and staring at a deal he called an "unavoidable abyss." But miraculously, Bob Henderson, then Barclays' managing director and head of commodity index, hybrids and exotics trading, said he helped steer the firm away from enormous losses and into the bank's "best trade ever."  Through a lengthy article in science magazine Nautilus, Henderson explains in a story titled "What I ...