Ключевые слова: adult, application, background, browsing, business, businessman, businessperson, cellphone, closeup, concept, digital, display, electric, electronic, email, filling, focus, form, gesture, gesturing, hand, holding, internet, letter, lettering, male, man, mobilephone, network, one, people, person, pointing, registration, screen, selective, showing, sign, smartphone, subscribe, subscription, tablet, tech, technology, text, touchscreen, up, website, wireless, word,