They provided information "on that battlefield" that shows that Tor is wholly inadequate to "offer protection from persecution by nation-states". If you're in a

They provided information "on that battlefield" that shows that Tor is wholly inadequate to "offer protection from persecution by nation-states". If you're in a place where your life is on the line and you think Tor will help you, this shows clearly that is incorrect. That is useful, even critical information, since lives depend on it. Maybe you don't know the source or the method but the output is very valuable.