This isn't proof of anything except that the makeup of content there has changed over time. You can find write ups of how people like Dread Pirate Roberts or ot

This isn't proof of anything except that the makeup of content there has changed over time. You can find write ups of how people like Dread Pirate Roberts or other large Marketplace players were caught and it doesn't seem like it was due to compromises in Tor, naturally if there are backdoors that 3 letter agencies are using they wouldn't advertise it but that doesn't seem to be the case.