Ключевые слова: academic, academy, audience, blurred, bokeh, briefing, business, center, club, coaching, conference, congress, convention, cooperation, corporate, education, entrepreneur, entrepreneurs, entrepreneurship, equipment, event, forum, gesturing, group, hall, information, institute, lecture, listen, listeners, meeting, modern, multimedia, participants, people, podium, presentation, professional, public, scene, seat, seminar, sitting, study, studying, symposium, talk, training, university, workshop,