The ability of block producers to reorder transactions for profit introduces rent-seeking behavior at the consensus layer, compromising fair access to blockchain resources.

Quotes that support claims

Block builders exercise discretion to select and order transactions to maximize MEV

MEV denotes the additional value that blockchain validators — those creating new blocks on the network — can acquire by manipulating the order of transactions within the blocks they create.

Miners and validators have found ways to profit off of pending transactions by including, excluding or reordering transactions in any block they mine

Related topics

Maximal Extractable Value (MEV)