I wasn't talking about reserves, I was talking about the fact that Tether is not a real dollar. I think at any moment there could be problems because of this. Especially when the US develops CBDC. Tether will turn out to be a competitor for that digital currency because any user can use it.

A CBDC is a digital national currency. In the case of the United States, a CBDC would be a digital form of the U.S. dollar. Like paper dollars, a CBDC would be a liability of the Federal Reserve. But unlike paper dollars, a CBDC would offer neither the privacy protections nor the finality that cash provides