Ключевые слова: abstract, advertisement, advertising, application, background, bar, barcode, black, business, camera, capture, cellphone, code, coding, commerce, communication, concept, data, device, digital, display, ecommerce, hand, holding, icon, information, internet, isolated, message, mobile, modern, phone, product, qr, scan, scanner, scanning, screen, showing, sign, smart, smartphone, symbol, technology, touchscreen, web, white,