The U.S. Stablecoin Act $SOL aims to bring stablecoins under a regulatory framework, requiring issuers to maintain sufficient reserves and undergo regular audits, which could reshape the industry landscape. The impact on the crypto space is profound: increased compliance costs may eliminate smaller institutions, while leading projects (like USDC) gain advantages, resulting in higher market concentration; clear regulatory rules can enhance investor confidence, reduce the risk of failures, and promote mainstream financial acceptance of stablecoins. However, the DeFi ecosystem may be impacted, and some algorithmic stablecoins could face restrictions. In the short term, this may trigger market volatility, but in the long term, it will accelerate industry normalization, paving the way for the integration of the crypto market and traditional finance, while potentially stifling innovation and decentralization.