Binance’s BNB Chain introduces layer-2 testnet powered by Optimism The Binance-founded blockchain has introduced a new layer-2 chain opBNB, though some suggest there are other ways to scale the network. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Filed under: Bitcoin - @ June 20, 2023 4:09 am