Ключевые слова: authentic, byod, cafe, cafeteria, candid, casual, caucasian, cell, city, coffee, college, computer, cup, diner, drink, gray, handsome, happiness, hat, hot, internet, laptop, lifestyle, male, man, mobile, notebook, one, online, people, person, phone, portrait, real, restaurant, serious, shop, sitting, smart, smartphone, street, student, table, tablet, tea, texting, university, using, white, young,