Bitwise CIO Matt Hougan predicts Ethereum will surpass Solana by 2025.Hougan cites Ethereum's adaptability and the rise of Layer-2 networks as factors driving its leadership potential.Ethereum's Layer-2 solutions, including Base, Optimism, and Arbitrum, address scalability and transaction fee issues.VanEck projects Ethereum to reach over $6,000 in price by 2025, fueled by staking participation and L2 network expansion.