in the subway, a subjective view of the cell phone with greenscreen to exchange the content of the screen

apps augmented battery calls cell city communication commute commuters commuting connectivity crowded digital distraction ebooks emails entertainment exchange fastpaced gaming generative greenscreen hacks life maps media messaging metro mobile multimedia music news notifications pass phone podcasts privacy productivity public reality screen security smartphone social streaming subjective subway technology time timetable transit transportation underground updates urban video view virtual wifi work