The crooked cryptoqueen
n the summer of 2016, Ruja Ignatova walked on stage at Wembley Arena to greet thousands of fans. “She was dressed as usual in an expensive ballgown”, says The Sunday Times. But her message was modern. OneCoin, “Dr Ruja” told the cheeringaudience, was the “bitcoin Killer” set to become the world’s largest digital currency. Scarcely a year later, she had vanished,
