This makes zero sense. A CBDC doesn't have a stronger "guarantee" than normal central bank money, yet it has all kinds of negatives like total surveillance and control.
> only a central bank can fully guarantee a deposit
The buck stops at the government, as we are seeing with changing laws to allow Credit Suisse acquisition or by Biden and European representatives statements abou "doing whatever is needed" or similar.
Not to mention the majority party in the US House is threatening default.
Certainly, all the notable debt ceiling crises listed here[0] were instigated by Republican Congresses.
[0] https://en.wikipedia.org/wiki/United_States_debt_ceiling
As they say, the deficit hawk is a seasonal bird.