Immoral Banker Warns of Immoral U.S. Debt Default 8.10K Jeff Neumann 05/20/11 07:29AM Filed to: Briefly Briefly Banksters jamie dimon Appic JP Morgan chief and noted dick Jamie Dimon, speaking at the 2011 Celebration of Success in Denver, warned that it would be a "moral disaster" for the US to default on its debts. Considering the source, that's rich.