Are you saying that there is a 100% Certainty of Total Catastrophic Failure of Entire Power Infrastructure Within 3 Years?
I think if I was an enemy of the US it would be a very devastating and inexpensive way to make a major strike against the US.
The experts talk in the article express that they are 100% certain and I see no reason to doubt them. Hackers have already all to often proven thier ability to get into systems even those systems deem ultra secure.