coinbase is an American exchange, why would they remove usdt? especially since usdt keeps part of its money in US bonds

Europe's MiCA crypto regulations are set to take effect in a few days, but uncertainty remains around Tether's USDt stablecoin. Coinbase has already delisted USDT, citing MiCA compliance. However, other exchanges like Binance and Crypto.com continue trading while waiting for clarity from regulators. 🤔 The question is: will mass delistings follow, or will exchanges take a "wait and see" approach?