As I understood it, Carnivore was a system for the FBI to use against domestic criminals, not as a tool of war: http://email.about.com/od/staysecureandprivate/

As I understood it, Carnivore was a system for the FBI to use against domestic criminals, not as a tool of war: http://email.about.com/od/staysecureandprivate/a/carnivore.htm http://email.about.com/od/staysecureandprivate/a/carnivore.h... Then the only question is whether the FBI and IRS will cooperate in their investigations - the answer there seems pretty clear.