Ilya "Dutch" Lichtenstein, the mastermind behind the 2016 hacking of crypto exchange Bitfinex, has been jailed for five years in the US. Ilya and his wife Heather Morgan stole around 1,20,000 Bitcoins, now worth over $10 billion, and used multiple techniques to launder the stolen funds. The couple spent the money on things like gold and Walmart gift cards.