Ключевые слова: app, application, banking, business, buy, cash, cashless, client, code, communication, concept, connection, currency, customer, cyberspace, device, digital, display, electronic, finance, hand, information, message, mobile, mobile phone, money, online, pay, paying, payment, person, phone, price, qr, receive, received, retail, scan, screen, send, sent, service, shop, shopping, smart, smartphone, technology, transaction, transfer, wireless,