據說早就有用比特幣洗錢的了，還據說反洗錢的也早開始發展方法管製虛擬貨幣洗錢了，但很challenging

“In 2023 (alone), a total of $22.2B in cryptocurrency was laundered. While this number has decreased from the 2022 report of $31.5B, it still represents a concerning risk for the financial industry.”