At the beginning of 2020, "contactless" was an obscure term typically associated with the new generation of debit and credit cards. Using near-field communication (NFC) payment technology, these cards are capable of being tapped instead of swiped or dipped - shedding several seconds from time in the subway turnstile or checkout line. However, despite Visa and Mastercard's heavy promotion, US adoption has been gradual, shaded toward frustratingly slow…until the pandemic hit.