Has any crime happened with IMG Special Drawing Rights?
Some more than others, e.g. see Bitcoin and ransomware proliferation
As we saw with WannaCry: the type of people who fall victim to ransomware attacks are also the type of people who aren't really able to use Bitcoin.
That is completely irrelevant. The point is this is a reason to better regulate or ban digital currency, because it's massively helping the proliferation of ransomware. That people who get attacked by ransomware don't know how to use such currency is such a bizarrely irrelevant statement.