You mean the fee issue you described in your recent article?

I just came across that article today. Very helpful, and I'm kicking myself for not coming up with the chaumian ecash solution which makes it more difficult for the WabiSabi coordinator to link inputs and outputs

Could/Should/Does Joinmarket use the chaumian system too?

https://petertodd.org/2025/coinjoin-comparison#round-structure-and-cryptography