"...because we all know that no one understands credit default obligations and derivatives, except perhaps Mr. Buffett and the computers who created them." Sta

"...because we all know that no one understands credit default obligations and derivatives, except perhaps Mr. Buffett and the computers who created them." Statements of this sort are getting really tiresome. Will some of the derivative designs be made public as a result of the congressional hearings? Shouldn't that be part of the investigation's purview?