Optimism is a blockchain that uses Optimistic Rollups technology, which reduces the cost of transaction fees tenfold compared to the first level of the Ethereum network. Allows you to easily deploy any smart contracts and decentralized applications written in the Solidity language on the second-level network.

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Optimism

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Rainbow

Join us tomorrow at our regularly scheduled time (3 PM UTC) for another stimulating episode of OP Radio. 

Tomorrow's guest is @mikedemarais, co-founder of the Web3 wallet @rainbowdotme. 🌈✨
 https://t.co/pAtGgGBrTz