Ironically, it now seems that some members of Anonymous believe the threat did not come from them.
"The potential attack on NYSE “may or may not be a false flag operation initiated by authorities in order to discredit Anonymous and Occupy Wall Street,” the post said. " http://www.bloomberg.com/news/2011-10-05/anonymous-vows-to-attack-nyse-in-support-of-occupty-wall-street-protests.html
Great idea, eh? Discredit Anonymous & Geithner, Bernanke & their mates make a $squillion shorting, all in one move?