Ключевые слова: academy, attention, audience, auditorium, boardroom, bokeh, business, classroom, concept, conference, convention, corporate, crowd, defocused, education, event, exhibition, expo, female, forum, group, hall, information, knowledge, learn, lecture, lecturer, listeners, listening, meeting, men, participants, people, person, presentation, public, room, row, screen, seminar, show, showcase, study, success, summit, table, teaching, training, university, woman,