Arbitrum’s radical Layer-2 move is shaking up Ethereum! With its Optimistic Rollup tech, it's tackling high fees and data availability—game changer or risky experiment? Dive into the debate now. #Arbitrum #Blockchain #Scalability https://dev.to/vitalisorenko/arbitrum-and-data-availability-paving-the-way-for-a-scalable-blockchain-future-5em3