That last sentence is interesting!
"If the FBI can't pry the darknet's drug baron out of hiding, there's every reason to expect it'll just ask for scarier tools."
There's the usual stuff in the summary: the FBI got some/all of this information by hacking! Illegally!
But also a decent amount about how the Wild West is being tamed, except, of course, those fractions that are driven deeper into the shadows.