A fragment of Jan Matejko's \"Stańczyk\". The founder of one of the most popular carding marketplaces, Joker’s Stash, has retired having amassed a fortune of over USD 1bn, according to blockchain analytics firm Elliptic.
Per cybersecurity firm Gemini Advisory, JokerStash claims to keep all proceeds of the marketplace in bitcoin (BTC). Elliptic estimates that, considering BTC