> Shortly afterward, a person going by the name “Lucifallen21” got in touch to inquire about the ad, according to the search warrant. The IRS, without saying how, determined that Lucifallen21 was actually Evansville, Indiana, resident Chase Hite. By July, he’d agreed to buy from Mr. Coins, wrapping up $15,040 in cash in clothes, putting the money in a box and posting it to the agent in exchange for approximately 1.59 bitcoin, according to the government’s account.
> ...
> Further messages over Wickr indicated Hite was involved in dark web drug sales, claiming to sell “pills and opioids,” as well as cocaine and marijuana, the IRS claimed. ...
https://www.forbes.com/sites/thomasbrewster/2021/09/01/irs-u...
Trading Bitcoin for cash is no crime. It appears the IRS claims it had evidence linking Hite to offers to sell drugs. So the Bitcoin sting was incidental to the case.