How is “use cash to buy computing resources, mine bitcoins and keep them, convert them to cash as needed” money laundering? In that case, the much easier “keep the cash in a box and take it out as needed” solves the problem in a much simpler way.
[0] But I wouldn't say the article describes money laundering. The proceeds from the scheme are not (and don't try to look) "clean" at all.
Look, I'm not a criminal mastermind so I have not run the numbers to decide whether or not this is a good use of your resources. I'm just saying that cryptocurrencies might be appealing to people wanting to steal money and that KYC isn't going to save you.