Exactly that’s why we see resistance against such cases like this one:
https://www.blocktrainer.de/en/blog/us-senators-criticize-doj-more-clarity-for-crypto-wallets
The problem with mixing is that they are custodial services which makes them weak.
Coinjoins are like samurai or wasabi are much more powerful. Because they are working on a non custodial base and taking a coordinator down doesn’t stop the system.
The perfect system would a Coinjoin service like wasabi with a decentralized coordination.