Retroactive Funding is a unique opportunity for artists and creators to get rewarded for their contributions to the growth of the Optimism collective. Since Sound launched on Optimism in June, 215 ETH was made by more than 700 artists across thousands of mints. With Sound opening for all artists globally in July, this trend has solidified. Dozens of songs and albums have been minted on Optimism, driving mints, collectors, volume, and culture to the Ethereum L2. Here are a few of our favorites...