Ключевые слова: ai, app, application, banking, bill, business, buy, cafes, checkout, client, code, connection, consumer, counter, credit card, cyberspace, device, discount, eatery, electronic, employee, finance, hand, horizontal, mobile, mobile phone, money, online, owner, pay, payment, people, phone, photo, purchase, retail, sale, scan, service, shop, smartphone, store, technology, transaction, transfer, wireless,