Do you know which currency is the most used one for shady activities? American dollar. Do you know that almost every american dollar, as paper money, has on its surface trace amounts of cocaine? So what we are talking about? This idea about cryptocurrencies is totally wrong!
All of the fiat currencies have ever used for the money laundering.
Some people use this to FUD crypto as they were also crypto haters at the same time. We know that fiat was also being used for money laundering too and this is a common thing that already known very well by all of the parties.