PayPal now allows millions of U.S. business accounts to buy, hold, and sell Bitcoin and Ethereum directly.The feature is an expansion of PayPal's existing service for retail users, aiming to tap into a larger market.However, this functionality won't be available for U.S. merchants in New York at launch.PayPal also introduced its own stablecoin, PYUSD, and has deployed it on the Solana blockchain.