Ключевые слова: adult, bank card, bar, barman, bartender, buying, cafe, card, cashfree, cashless, coffee shop, commerce, concept, consumer, consumerism, counter, credit, customer, device, digital currency, financial, gadget, hand, indoors, machine, man, modern, money, paying, payment, person, plastic card, pos, retail, stall, store, technology, terminal, transaction, transfer, waiter, woman, young,