I don't understand your argument. Are you saying this containment scheme won't work because people won't use it? If so, doesn't the same objection apply to any FAI effort?
What khafra said - also this sounds like propelling toy cars using thermonuclear explosions. How is this analogous to FAI? You want to let the FAI genie out of the bottle (although it will likely need a good sandbox for testing ground).
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