African-American and Caucasian teens scrolling smartphones, gadget addiction

using computer technology men teenage boys mobile app communication smart phone mobile phone males internet portable information device student computer multiracial group young adult touch screen wireless technology african-american ethnicity friendship 1080p computer monitor the media white people application form teenager entertainment event hd format showing embarrassment playing film - moving image telephone leisure activity domestic room wasting time non us film location equipment outdoor pursuit contented emotion sport horizontal vitality addiction lifestyles adult digitally generated image black color efficiency ukraine