Ключевые слова: abstract, assembling, audience, blur, blurred, blurry, boardroom, bokeh, business, classroom, colorful, conference, convening, convention, corporate, decoration, education, empty, event, forum, function, hall, hotel, interior, lecture, light, listening, meeting, motivation, multimedia, nobody, participants, people, person, presentation, professional, room, screen, seminar, sit, space, study, symposium,