But blithley saying it is difficult is different than explaining why it /appears/ that very little effort, relative to the scope of the problem, has been applied.

Especially goven that tepco didnt even ADMIT to the other reactir failure, nor the acale of the catastrophy for a really really long time. They down played the whole thing feom day one and failed to even seek out external help immediately. Thats why thousands of kilometers and trillions of galllons of sea wer contaiminted