$XTZ $KAIA
Smart contracts automate agreements without intermediaries. Ethereum pioneered them, enabling DeFi and NFTs. Tezos offers self-upgrading smart contracts for long-term stability. Klaytn supports fast, low-cost dApps for mass adoption. Over $500 billion is locked in DeFi smart contracts today! They cut costs but face bugs—DAO hacks cost millions. What’s the most innovative smart contract use case you’ve seen? $ETH