Optimism Schedules Superchain 16a Upgrade; Dev-Friendly Toggles, No User Impact Expected

by CryptoExpert

September 20, 2025

in Blockchain News

Optimism Schedules Superchain 16a Upgrade; Dev-Friendly Toggles, No User Impact Expected

The Ethereum layer two (L2), Optimism, plans to roll out its Sepolia Superchain Upgrade 16a to testnet on Sept. 22 and mainnet on Oct. 2, pending governance approval, tightening safety screws without touching end users. Optimism Superchain 16a Targets Oct. 2 Mainnet With Code Pruning, Flex Controls Billed as a maintenance release, Optimism’s 16a removes […]

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Petrobras Tests Cardano for Renewable Fuel Traceability

Soneium Brings K-Pop IP to Blockchain Ecosystem With Dayonedream

New Stablecoin verUSD Launches With $100M In Institutional Commitments

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