There is no particular benefit to this arrangement.

Not for users but for the control establishment, a great benefit will be gained.

But they hate stablecoins because stablecoins are an uncensorable and anomymous payment rail.

That is true, stablecoins represent a big threat since they can be used outside the CB's control yet offer the same benefit since they are pegged.

It is a fun race to watch, the old regulatory establishment trying to keep pace with the technological advancement.