tornado.cash is a legitimate service, that happens to be used by hackers that steal ethereum.
Check out their code on github.
Check out their code on github.
But I'm on record as being in favor of full financial transparency for everybody. Every charge, every bank statement. Money, after all, is inherently social. And full transparency, while causing some problems, would eliminate a ton of others. So if you can get a legislator to submit a bill, I'll happy call them up to back it.
There are plenty of examples of that: https://github.com/jlopp/physical-bitcoin-attacks