[Square launches Bitcoin payment feature, supporting Lightning Network and fiat settlement] According to Golden Finance, Block's payment platform Square now allows merchants to accept Bitcoin or traditional fiat payments through its point-of-sale (POS) system. This new feature provides sellers with the flexibility to choose the settlement method for customer transactions. Square's Bitcoin payment feature utilizes the Lightning Network, enabling near-instant settlement and allowing merchants to process cryptocurrency, credit card, and digital wallet payments simultaneously. This integration allows sellers accepting Bitcoin payments to choose between receiving funds in cryptocurrency or converting them into fiat currency.