Ключевые слова: attention, bar, barcode, business, buy, certificate, code, coding, commerce, communication, concept, datum, design, digital, face, forbid, forbidden, girl, graphic, head, health, human, information, label, looking, man, medical, pandemic, payment, person, portrait, qr code, safety, scan, sign, stop, symbol, tattoo, technology, vaccination, virus, warning, white, woman, young,