Ключевые слова: accessibility, adult, business, business person, businessman, carrying, caucasian, cell, communication, confidence, connection, copy space, depressed, executive, gray hair, head, hipster, holding company, horizontal, independence, individuality, indoors, internet, job, lifestyle, looking, male, man, mature adult, mobile, mobile phone, one person, pensive, person, phone, problem, professional, sad, sending, serious, smart phone, stress, stressed, talking, technology, telephone, thinking, work, worker, worried,