Cashu protocol demonstrates NFC tap-to-pay for offline Bitcoin-backed ecash transfers between phones, enabling private peer-to-peer payments without

Cashu creator Calle demos NFC tap-to-pay Bitcoin ecash transfers between two phones without internet, building on the Numo app launch earlier this year.

Cashu protocol demonstrates NFC tap-to-pay for offline Bitcoin-backed ecash transfers between phones, enabling private peer-to-peer payments without