[MacsHeadroom]

Banks mostly deal in stablecoin which tend to be reversible, freezable, etc by court order since they're permissioned not permissionless.

[nwah1]

But in that case you just have a really inefficient database, and the entire point of the Rube Goldberg apparatus is gone. You don't need to solve the Byzantine Generals problem with a trustless system when you are trusting someone.