[U.S. Senate to Review Crypto Tax Policies, SEC and CFTC to Jointly Discuss Regulation] The U.S. Senate Finance Committee will hold a hearing on October 1 to explore digital asset tax policies. Institutions such as Coinbase will testify, potentially driving the modernization of crypto market taxation. Additionally, the SEC and CFTC will hold a joint roundtable on September 29 to discuss regulatory coordination, investor protection, and other topics. The rare collaboration between the two major agencies is seen as a signal of institutionalization in the crypto market. On the capital side, Solana Treasury Company announced a $25 million funding round to expand digital asset allocation. Technologically, Ethereum co-founder Vitalik revealed that the Fusaka upgrade will introduce a new data solution to advance scalability efforts. 4E reminds that policy and technological breakthroughs will impact the market, but short-term uncertainties remain, requiring cautious investment.