Interoperability and Innovation Relatedly, one possible way to design a CBDC could be to focus on providing a foundational layer on top of which banks and other eligible institutions could build their own technology.
In such an intermediated model, banks and other eligible institutions would build  - 10 technology on top of a CBDC that could be offered to retail consumers and others to provide products and services that may not be available today. It would be important to understand how such a layer would connect or interact with existing and new payments infrastructures.