Ключевые слова: 20s, 30s, adult, bar code, cafe, caucasian, coffee shop, contactless, coronavirus, covid19, customer, digital tablet, hispanic, indoors, latin, lifestyle, man, menu, mid, new normal, occupation, outbreak, pandemic, people, protection, qr code, restaurant, safety, scanning, service, smartphone, staff, technology, two, waiter, wireless, woman, young,