Yet another example that to get privacy in cryptocurrencies you need privacy at the blockchain level and privacy at the network level. 

This last point is not understood by most people, and it is not only enough to use tor, even ecash (cashu) is vulnerable to this.

nostr:note1rmzytk7mgr7xm7svqya97jjucr987wfgn36m7a5xe45suzc7g4rsw0jqgq