Certainly, he's done his operations.  Assuming what he said was true, he indirectly ratted out himself and many of his companions.  If they are sinister individuals, I think he may well be at risk from them, not just the FBI.  
Interestingly, someone is copyright flagging Junseth's post.  Probably him and or his companions, probably pulling all the stops to get it taken down.  Perhaps even the FBI wants it taken down while they investigate.
Let's see what happens, if hear about it.