Sygnum report raises concerns about Solana's ability to surpass Ethereum due to revenue tied to memecoins.Sygnum acknowledges Solana's increasing traction in DeFi and suggests stable revenue sources like tokenization and stablecoins could help.Concerns raised about Solana's tokenomics where fees are mainly distributed to validators, limiting value growth for SOL token.Solana excels in some areas like DeFi, but needs more stable revenue streams to close the gap with Ethereum according to Sygnum.