The US Justice Department has seized US$3.6 billion (A$5 billion) worth of Bitcoin from a New York couple in what it says is the biggest-ever case of cryptocurrency theft. Ilya Lichtenstein and Heather Morgan face up to 20 years in jail after they were charged with conspiring to launder 119,754 Bitcoin that was stolen in 2016 from cryptocurrency exchange Bitfinex. While the stolen Bitcoin at the time was valued at $71 million, it has since risen in value to over US$4.5 billion, US officials said. Federal prosecutors accused the modern-day Bonnie and Clyde of spending some of the funds on gold and non-fungible tokens to “absolutely mundane things” like a $500 Walmart gift card. And Morgan – who side-hustles as a surrealist artist – boasted about her lavish lifestyle on social media. But the thing that caught the internet’s attention is her interest in amateur rap music…