Visa is set to enhance its crypto offerings by partnering to provide Bitcoin rewards to cardholders, marking a significant step in integrating cryptocurrency with traditional finance. This move underscores the growing acceptance of digital currencies in mainstream financial services. Meanwhile, Solana ETFs are experiencing continued inflows in December, defying the broader trend of outflows seen in Bitcoin and Ethereum ETFs. This divergence highlights investor interest in alternative blockchain platforms amid evolving market dynamics. Additionally, the expansion of the U.S. Treasury yield curve is raising concerns about a potential recession, which could impact crypto liquidity. Analysts are closely monitoring macroeconomic indicators as 2026 approaches, with altcoins remaining a focal point for investors navigating shifting market conditions.