EIP-4844 Blobs and Cost Reduction

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EIP-4844, implemented in Ethereum's March 2024 Dencun upgrade and commonly called "Proto-Danksharding," introduced an entirely new kind of data space on Ethereum called blobs, purpose-built for exactly the use case rollups need: temporarily posting large amounts of transaction data so anyone can verify or reconstruct a rollup's state, without that data needing to live on Ethereum forever. Before EIP-4844, rollups……

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