"This may enable a [issue of sale] to inform an iPhone what blockchain handle it will acknowledge USDC on, or the amount to pay for, and afterwards the iPhone-centered wallet app could prompt the person to verify a payment (like with FaceID) and initiate a transaction more than the blockchain https://northcarolinainquiry.com/press/copyright-and-blockchain-news-exploring-qualitative-coin-analysis-with-blockchainreporter/116943