Wu Shuo learned that blockchain detective ZachXBT posted on X platform that the stablecoin USDC issued by Circle is widely used by North Korean IT practitioners for receiving payments, and claimed that he has found that the recent related transaction volume has reached tens of millions of dollars. He criticized Circle for claiming to be "compliant" without taking any freezing or monitoring measures, sarcastically stating that "this is a criminal super cycle that nobody cares about".