What you say is true. Add to that it is a great device to launder money. Thus the reason the immigrants have an interest in it.
It is a public ledger.
Trust me when I tell you, the IRS can track every transaction made from your wallet. And buying crypto in the US requires all of the KNOW YOUR CUSTOMER steps that you would have at any brokerage.
Doing sketchy things on the blockchain is not as easy as it was in 2011.