Breaking News: Fukushima recriticality again

She lives in Japan, and is in regular contact with her son by email. He lives elsewhere, but knows Japan well– likes the shopping. She often describes the amazing PR successes that have spun the world’s greatest physical catastrophe into a bothersome event now under control and that have lulled a technologically sophisticated nation into believing that fallout has been given a bad rap.
It’s Sunday, six months into the disaster. He phones to say he plans to breeze through Tokyo next year to pick up luxury items not available in his boring home town. He has a solid science background. Hey, he’s a scientist with bells on. She knows the protocol, so indicates no surprise or alarm, but warmly offers to keep an eye out for boutiques that might appeal to his refined taste.
After the call she makes a mental note to avoid email comments about how easily people have been duped. Mustn’t make waves.