Ключевые слова: 6069 years, businessman, caucasian ethnicity, computer software, data, email, facial expression, finger, hand, home, indoor, information medium, internet, males, mature adult, mobile app, mobile phone, networking, old, one man only, reading, remote work, scrolling, senior adult, smart phone, sofa, surfing, telephone, touching, using phone, web browser, web page, white, work from home,