On December 16 Eastern Time, Circle surged nearly 10%. In terms of developments, Visa announced the launch of USDC settlement services in the United States. U.S.-based issuing and acquiring partners can now use Circle’s USDC for settlements with Visa, marking a significant step forward in the integration of stablecoins into mainstream financial services. Recently, amid cryptocurrency volatility, 'Wood's Ark' (referring to Cathie Wood) has once again increased her position in Circle, making a comprehensive push into the crypto ecosystem. Can Visa’s facilitation of stablecoin payments make Circle the biggest winner? Will the upward momentum continue in the future?