Blockchain News Optimism saves users $1B in fees, raises $150M in Series B 3 years ago Layer 2 scaling solution Optimism, has secured $150M in funding which it will use to hire new developers and decrease fees on the Ethereum network. Tags: Blockchain Continue Reading Previous Polygon onboards Simba Chain for Ethereum scaling and infrastructure developmentNext Blockchain tracking sweetens the pay of Ghana’s cocoa farmers More Stories Blockchain News Binance co-founder Changpeng Zhao to advise Kyrgyzstan on blockchain tech 2 days ago Blockchain News DeFi TVL falls 27% while AI, social apps surge in Q1: DappRadar 2 days ago Blockchain News US sanctions 8 crypto wallets tied to Garantex exchange and Yemeni Houthis 3 days ago