This 'Cryptoqueen' scammed investors out of $4 billion, the FBI says. Then she boarded a plane......

[stopdiggin]

5. this is purest speculation

but I think it's a know fact that there was always an element of dark web, organized crime, money laundering from the very inception of the cryptocurrency thing. (it was actually part of the attraction) And, there are certainly elements within these spheres that do not take kindly at all - to being ripped off. Some of these individuals may not be seen again ...