
Base will implement fault proofs on the mainnet twice as fast as Optimism, which took about six months to upgrade the system from testnet to mainnet.
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Vitalik Buterin called the early Ethereum scaling solution Plasma “underrated” and a “significant security upgrade” for chains that would otherwise be validiums.
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OP Labs implemented its modular fault-proof system on the OP Goerli testnet.
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Offchain Labs co-founder Ed Felten said there were one or two fraud challenges submitted on a version of Arbitrum running on the Ethereum proof-of-work fork after the Merge, which was defeated.
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