During the 1980s, Michael Milken at Drexel Burnham Lambert was the Billionaire Junk Bond King. He invented such things as "the highly confident letter" (I'm highly confident that I can raise the money you need to buy company X) and "the blind pool" (Here's a billion dollars: let us help you buy a company), and he financed the biggest corporate raiders--men like Carl Icahn and Ronald Perelman. And then, on September 7, 1988, things changed. The Securities...