"This might let a [issue of sale] to tell an apple iphone what blockchain address it can accept USDC on, or the quantity to pay for, and then the iPhone-centered wallet application could prompt the user to confirm a payment (like with FaceID) and initiate a transaction in excess of https://massachusettsrecord.com/press/copyright-and-blockchain-news-exploring-qualitative-coin-analysis-with-blockchainreporter/116943