Banxa Unveils Layer 2 Fiat On-Ramp to Reduce Crypto Transaction Fees Banxa has launched a Layer 2 fiat on-ramp designed to lower transaction costs and speed up crypto purchases. The new solution, now available for Optimism, Arbitrum, and zkSync, aims to remove high 'gas fees' and accelerate fulfillment times, broadening accessibility for both consumers and merchants in the digital asset sector.45