Goerli and Sepolia are operated by a smaller subset of “validators” than the principle Ethereum chain, and a few builders suppose these smaller validator units pose an issue: “We do not wish to hit a scaling concern that would occur first on mainnet,” Parithosh Jayanthi, a devops engineer on the Ethereum Basis, a non-profit targeted on Ethereum analysis and improvement, instructed CoinDesk. “We wish to catch [scaling issues] on testnet, which implies we now have to have a testnet that is greater” than the principle Ethereum chain.