That would be jumping to a conclusion I didn't state. I think I already address this comment above, I don't think what they did was wrong, and I don't care if people were offended.
But, since you brought it up - old papers are already dead, they cannot be fixed. They can only be referenced as prior work, or retracted in extreme cases. We're not talking about extreme cases here.
Statcheck can only help new papers, it cannot help old papers. Running it on old papers was done as a publicity stunt for statcheck, and nothing more. The authors said so.
But, since you brought it up - old papers are already dead, they cannot be fixed. They can only be referenced as prior work, or retracted in extreme cases. We're not talking about extreme cases here.
Statcheck can only help new papers, it cannot help old papers. Running it on old papers was done as a publicity stunt for statcheck, and nothing more. The authors said so.