Build on Bitcoin Launches on Mainnet as It Seeks to Lead the Bitcoin Layer 2 Renaissance - Build on Bitcoin (BOB), a new layer 2 project that wants to bring Ethereum decentralized finance (DeFi) to the Bitcoin blockchain, unveiled its main network (mainnet) on Wednesday. The platform features bridges to connect multiple blockchains, rollups to batch transactions for faster processing, and an Ethereum Virtual Machine (EVM) to ...