Ban on Net Gambling Could Boost Controversial "E-Cash"

After seven years of trying, lawmakers are widely expected to crack down on illegal Internet gambling during the current session of Congress. But in doing so, some observers say, they could breathe life into a greater menace than the one they are trying to strangle -- an untraceable form of electronic cash that could undermine the ability of governments to tax their citizens and trace the flow of money around the globe.