His concerns appear to have been vindicated by the 20-minute shutdown of trading in New York on May 6, when the stock market completely failed in its most basic function: price discovery between buyers and sellers.
La suspension des opérations durant 20 minutes à New-York le 6 mai lorsque la Bourse a complètement failli à sa fonction première, fixer les prix en fonction de l'offre et de la demande, lui a donné raison.