On the surface, this seems like a nothing burger but I spent about 15 minutes searching on Zhu and found he coauthored "The Case for Convenience: How CBDC Design Choices Impact Monetary Policy Pass-Through."

I don't believe in coincidences.

https://ideas.repec.org/p/bis/biswps/1046.html

https://xcancel.com/EleanorTerrett/status/1834210398842581351