Home Coinbase Arbitrum, Optimism, and Base are fighting over $52 billion DeFi pie Coinbase Arbitrum, Optimism, and Base are fighting over $52 billion DeFi pie By Felicity Short - January 3, 2026 5 0 FacebookTwitterPinterestWhatsAppCopy URL Ethereum layer 2s are battling for dominance of a market they believe could be worth hundreds of billions of dollars. Source link