Blockchain project Uma has launched a solution called "Oval" that allows DeFi protocols to capture the occurrence of oracle updates by leveraging oracle extractable value (an MEV generated when a protocol requests a price update from an oracle) of value, and the goal is to enable protocols such as lending and borrowing to utilize the solution to retain and profit from that value, rather than losing it to bots. In this setup, MEV searchers participate in an auction system, bidding for the right to access Chainlink oracle data associated with a specific protocol, with auction proceeds benefiting the protocol.