Ключевые слова: accessibility, bar, cafe, cafeteria, camera, caucasian, cellphone, city, communication, computer network, concepts, connectivity, copyspace, device, digital, equipment, hand, holding, hotspot, information, internet, male, man, men, messaging, mobile, people, person, phone, photo, portable, restaurant, screen, searching, showing, signal, smartphone, social media, social networking, symbol, table, technology, telephone, terrace, touching, town, using, white, wifi, wireless,