Today I wanted to talk to you about an important topic for DeFi where we usually only scratch the surface, Optimism's OP Stack. First and foremost, to fully understand today’s topic, some introductions are necessary. What is Optimism (OP)? Optimism is a scalability solution for Ethereum that uses optimistic rollup technology. Its goal is simple, to allow faster and cheaper transactions on the Ethereum blockchain by moving most transactions off the main chain and processing them on a seco...