The major media say the chaos on Wall Street was the result of a "trader error, possibly a typo," as the Washington Post put it. Some reports claim the culprit was a "fat finger" on a computer somewhere that pressed the wrong key. But Zubi Diamond, author of the Wizards of Wall Street, says these claims are all lies. "What happened in the market on Thursday is a typical example of pure market manipulation" by unregulated hedge fund short sellers.