The SEC has expressed concerns regarding REX Shares and Osprey Funds' proposal to launch staking exchange-traded funds (ETFs) for Ethereum and Solana. The agency highlighted unresolved legal qualifications for the ETFs and requested a delay in their registration statement until these issues are addressed.

Uniswap, the largest Ethereum-based decentralized exchange, has integrated support for Solana, allowing users to trade tokens from both ecosystems on a single platform. This development aims to simplify the user experience by eliminating the need for complex bridges and multiple wallets, thereby addressing DeFi fragmentation between Ethereum and Solana. Users can now access the speed and low costs of the Solana network through the familiar Uniswap interface.

The SOL-to-ETH price ratio has hit an all-time high as Solana's price surged over 10% while Ethereum's fell by a similar margin. Ethereum co-founder Vitalik Buterin hinted at the possibility of quicker future upgrades following the upcoming Pectra upgrade set for early May 2024.

The commentary discusses the ongoing trends in the cryptocurrency market, focusing on the debasement trade and its long-term implications. Key insights include Solana's positive movement towards ETF approvals and Ethereum's robust on-chain activity, amid mixed market signals and potential macroeconomic risks.