Indeed. See "Why INSAG has still got it wrong" by Anatoly Dyatlov himself. The money quote: > How and why should the operators have compensated for design erro

Indeed. See "Why INSAG has still got it wrong" by Anatoly Dyatlov himself. The money quote: > How and why should the operators have compensated for design errors they did not know about? Dyatlov is clearly biased here, but he raises excellent questions.