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Ethereum will retain its status as the largest smart contracts platform of paramount importance for the entire DeFi ecosystem. Core cryptocurrencies of leading Ethereum-based L2 platforms Arbitrum and Optimism will remain in the spotlight for the global community. Bitcoin operates on a peer-to-peer network, allowing users to transact directly without an intermediary like a bank. Transactions are verified by network nodes through cryptography and recorded on a public ledger called a blockchain. The Bitcoin supply is capped at 21 million coins. Its security and integrity are preserved by a sophisticated process dubbed Bitcoin mining or finding hashes of Bitcoin blocks by high-performance computers.