🚀 Lattice launches Redstone testnet for Ethereum layer 2 network Optimism, aiming to enhance cost efficiency for on-chain games and dApps! 🔗💻 Redstone operates like Optimistic Rollup with a focus on data promise hash values, akin to a 'Plasma Rollup blockchain.' #LatticeRedstone #EthereumLayer2 #BitcoinWorld 🌐