Web PaymentsiamportLago Chromium devs plan to put micropayments in the browserI'd buy that for a $0.00000001https://www.theregister.com/2024/02/13/google_micropayments_plan/Payment Request API - Web APIs | MDNThe Payment Request API provides a consistent user experience for both merchants and users. It is not a new way for paying for things; rather, it's a way for users to select their preferred way of paying for things, and make that information available to a merchant.https://developer.mozilla.org/en-US/docs/Web/API/Payment_Request_APIRegistering a web-based payment appLearn how to register a web-based payment app to a customers' browser. You'll also learn how to debug them.https://web.dev/registering-a-web-based-payment-app/Receive Payments via Google Play Billing with the Digital Goods API and the Payment Request API - Chrome DevelopersReceive Payments via Google Play Billing in your PWA with the Digital Goods API, the Payment Request API and Trusted Web Activityhttps://developer.chrome.com/docs/android/trusted-web-activity/receive-payments-play-billing/