Miner Extractable Value. That phrase is essentially one of the biggest fundamental risk spaces that exist for blockchain based systems. The original conception of a blockchain included incentives for miners (or other consensus participants deciding transaction ordering) to earn revenue based on whatever initial block subsidy is entered into circulation each block in addition to fees paid by users to have their transactions confirmed. 

These two things are no longer the only sources of revenues that incentivize the actions of miners. More complicated contracts and protocols now exist to facilitate the creation of, and exchange between, different assets hosted on a blockchain. These…

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