The FBI served USA Today with a subpoena. USA Today's lawyers replied to the FBI, stating that the subpoena is "not authorized under federal regulations, and object to its service" [1]
[1] (page 15) https://storage.courtlistener.com/recap/gov.uscourts.dcd.231...
It's an inside HN joke, to point out that the less exposed something "bad" is, the more likely it is to continue, and if it becomes widely known (not merely publicly available), then there is often visible backpedaling.