According to Mike Silagadze, Ether.fi Cash has quietly enabled fiat wire transfers, allowing users to send and receive funds via ACH, Fedwire, and IBAN. This feature was released discreetly to a select group of users for initial testing, offering crypto traders new ways to bridge traditional finance and digital assets. The integration of fiat rails could enhance liquidity and accessibility for crypto market participants, supporting smoother on-ramps and off-ramps between cryptocurrencies and fiat currencies (Source: Mike Silagadze).