difference here between the u.s. and japan. the situations between these two countries. we don't put six plants all together in one place. which is part of what the problem is here. but there are some design vulnerabilities, no doubt about that. i think there are two things that people worry about in terms of the nuclear waste, the -- that's being stored at those plants that you referred to. one is, and this came after 9/11, are they vulnerable to terrorist attack? if you get al qaeda, they grab a plane and aim the plane not at the reactor but at the spent fuel pond that's up in those plants, in those 24 plants, and because there's no containment vessel, they're able to plunge the plane in. you have a dramatic loss of cooling, and then some of them begin to catch fire or they melt or in any case generates a lot of radiation. i think that's the core concern in the last ten years. more -- in the long term, the question is what are we going to do with all the waste? we're generating nuclear energy, waste is building up, and we