"This would enable a [stage of sale] to tell an apple iphone what blockchain deal with it will acknowledge USDC on, or the amount to pay for, then the apple iphone-based wallet application could prompt the person to verify a payment (like with FaceID) and initiate a transaction in excess https://sports.aseancoverage.com/news/copyright-and-blockchain-news-exploring-qualitative-coin-analysis-with-blockchainreporter/484242