Alternative Data Availability Solutions

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Even with EIP-4844's blob cost reductions, posting data to Ethereum is not free, and some applications want to go further — trading some security for even lower cost. This is the purpose of alternative data-availability (alt-DA) solutions: Celestia, EigenDA, Avail, and Arbitrum's own AnyTrust committees (covered in Module 2) all offer cheaper data availability than Ethereum by relying on a……

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