But this goes beyond mixers and coinjoins and stuff like that. The government is starting with this and soon enough they will start cracking down on other crypto related stuff. Right now they can still justify what they are doing in guise of concern over anonymity.
Next thing we know everyone is being checked and asked for their financial information.
I guess you can "imagine" absolutely anything, but the clear pattern since money laundering laws were first put on the books in the early 1970s is to go after
criminals who cannot account for large amounts of money legally.
The US at least, millions of Americans are paid every day for their work in untraceable physical cash, and there are no laws against it all of these years later. The only time the authorities get involved is when it is a
lot of money where it's clear the money wasn't obtained legally.