ChainCatcher news, according to CoinDesk, the Ethereum liquid staking protocol ether.fi has launched the Cash crypto credit card to help users directly use their DeFi assets for daily spending without the need for off-ramp operations.It is reported that Cash is a mobile wallet and Visa credit card that can collateralize users' assets staked in ether.fi and Liquid liquidity pools, borrowing USDC for direct consumption payments. The interest portion will be automatically repaid by the user's DeFi investment earnings.