The Instant Purchase module contribution by Creatuity is an excellent example of community initiative. Creatuity took risks on their own and implemented the whole module from scratch without being certain whether it would be accepted to core.
This module allows all merchants on the Magento 2 platform to offer a streamlined, single touch process by which customers can make purchases. This feature utilizes the Braintree vaulted credit card method that’s native to Magento 2, allowing logged-in users to place an order with a single touch that’s billed and shipped to the default information already stored on their account.
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