Synthetix Incentivizes sUSD Liquidity On Optimism With Lyra DeFi News / By Jason Levin / April 25, 2022 April 26, 2022 / DeFi, DeFi Token News, Ethereum News, Lyra, Optimism, Synthetix, Yield Farming Synthetix and Lyra look to boost sUSD liquidity on Optimism.