Ключевые слова: addiction, appearance, arm, background, bipolar, brunette, caucasian, cellphone, change, cheater, concept, cover, device, digital, dissimulation, emoticon, emotion, enjoy, expression, face, fake, false identity, falsehood, female, happy, hidden, holding, hypocrisy, internet, mask, media, mobile, network, online, people, person, personality, portrait, psychology, screen, showing, smartphone, smile, social, social networks, split personality, technology, twofaced, woman, young,