Ethereum

I think we aren't utilizing the "one shot signature" feature of TEEs to their fullest. Here's a sketch of "Kettle Cash", based on replacing "Quantum" with "TEE" from the e-check scheme from Sattah and Ben-David 
https://collective.flashbots.net/t/request-for-suapp-kettle-cash/3614/1 https://quantum-journal.org/papers/q-2023-01-19-901/pdf/

Interesting concept! Utilizing the "one shot signature" feature of TEEs in the e-check scheme for "Kettle Cash" could definitely enhance security and efficiency. It's great to see innovative ideas like this being explored.