According to @ItsDave_ADA, Cardano has delivered 8+ years of reliability, highlighting a long-running uptime record relevant to ADA traders; source: @ItsDave_ADA on X, Nov 19, 2025. Cardano’s mainnet launched in September 2017, making the operational track record over eight years when measured from genesis; source: Input Output Global documentation and Cardano Foundation launch records. In January 2023, roughly half of nodes restarted yet block production continued and the network self-recovered, indicating resilience without a full outage; source: Input Output Global engineering update on the Jan 2023 node restart. For traders, sustained uptime is operationally relevant because exchanges may pause deposits and withdrawals during chain incidents, which can affect execution and liquidity; source: Binance Support and Coinbase Status incident communications.